Danny's friend Greg is found murdered in the desert, reporter is hot on the trail of a naughty senator, and King Arthur is riding through the casino.

Danny and Ed hunt for a sexual predator targeting hotel guests.

Ed's ex-CIA partner heads security for a diva. A full-comp VIP gives no gaming action. Penn & Teller have a cameo.

Sin City screeches to a halt as a massive power outage brings down the light of the strip, locking down the Montecito, while a mysterious hotel guest is shot on the casino floor. In the midst of the blackout, super sleuths Nessa and Delinda attempt to find the casino killer, while a semi-delirious Sam flirts with paranoia as she suspects the murder to be part of an elaborate cover-up. Elsewhere, a trapped Danny and Mary spend the blackout rehashing some old feelings, while a claustrophobic Mike works tirelessly to free Ed and himself from the lockdown surveillance room.

When a suicidal hotel guest (guest star Jon Lovitz) declares his life-ending intentions, Danny and Ed race to stop him from taking a flying leap off of the Montecito. Pleading to save the guest's life with the help of a little Vegas magic, Danny and Ed introduce him to the joys of gambling, but their plans backfire when he hits a major winning streak. Meanwhile, Sam lets herself get a little too close to a client only to have her romantic dreams ruined when his fiancée (guest star Paris Hilton) comes to town and Ed struggles with an over-eager security guard.

When a less then brilliant townie (guest star Sean Astin) hits a big cash jackpot at the Montecito, Danny draws the challenging task of securing the winner and his bag full of cash only to watch Vegas' newest millionaire die for an alleged heart attack. However, when the man's greedy wife turns up to claim his winnings and discovers both the body and the cash are MIA, Danny smells a scam and scours the city for the missing money. Elsewhere, Ed welcomes a special guest - his mother Bette (guest star June Lockhart) - who regales the staff with tails of the fierce president of operations childhood, while Sam attempts to control the king and queen of coupons who are determined to leave Vegas without spending a dime.

When one of the Montecito's guests wins big, his wallet is snatched before he can indulge in his winnings, forcing Danny , Sam and Ed to search the premises for the thieves. When the wallet is graciously returned, Danny and Sam give the Good Samaritan a priceless reward. Elsewhere, there is a suspicious machine on the floor with an unusually high payout pattern, and it's up to the Montecito's security team to figure out if it's a defective machine or a strategically deceiving guest. Meanwhile, Ed's thoughts are preoccupied with jealousy and suspicion when he finds out that Jillian (Cheryl Ladd) has been hanging out with the artist playing at the Montecito, Marc McGrath (as himself) and an overzealous agent pesters Mary trying to get her talent-less client a gig at the Montecito.

When five million dollars of diamonds is stolen from a Montecito guest, Danny enlists Mike's technical expertise to determine the techniques used by the mysterious thief. However, Mike's involvement sends him off on a detective tangent as he is determined to solve the great jewel caper. Meanwhile, the arrival of one of the hotel's most loyal high rollers and his announcement of his pending marriage shocks Sam, especially since his fiancé utters the tragic phrase that he "will never gamble again". Determined, she works with Delinda and Mary to make this gambler realize that the true love he seeks actually exists with his longtime assistant. Elsewhere, a corporate psychologist visits the staff to get a read on the mental health of Ed's team.

While attempting to comfort a concerned gambler who is demanding his favorite dealer, Nessa discovers the diehard blackjack player has a bomb strapped to his chest. As she causally alerts Ed - who joins the nervous bomber at the table - Nessa attempts to talk him down while Danny discovers the horrifying truth that second bombs has been planted inside the hotel by an accomplice. Elsewhere, Mary and Sam prep the pool for a private concert by rock star Everlast (as himself) for a group of privileged teenagers while Delinda attempts to make her kitchen demonstration a success.

Danny is recalled to the marines, effective in 24 hours. While he is getting his affairs in order, Mary has a visit from her father. Danny and Mary confront him together, and when he tells her that he has two little girls, she decides to tell his wife what he did to his first little girl. The casino is also dealing with counterfeit money, and Mike is at the forefront of solving the crime.

There is a going away party for Danny, he asks Ed to be the executor of his will, gives his car keys to Mike and says goodbye to everybody. Finally he leaves and goes to see Mary, they make love and she tells him that she loves him. He then meets Mike and is driven through Las Vegas one last time as he leaves.

Danny returns from the war, much to the surprise and joy of everybody, particularly Mary. However, he is acting strangely as the memories of the war haunt him. He begins to worry everybody, particularly Ed and Mary. The guys of the casino are also contending with two of the dumbest guys on earth, one of who has a microchip in his arm. The new guy Leo has a thing for Delinda, and Sam and Delinda are at odds as Sam wants to hire out Mystique to a group of rich morticians.

Danny, Mike and Sam scurry to solve the tactics of a ring of card counters. Meanwhile, Nessa is faced with the return of Fred Puterbaugh (guest star Jon Lovitz) who professes his love and admiration to her, much to her dismay. Elsewhere, Ed and Danny deal with an archeologist's find near the hotel pool that leads to a scam, while Mary, has to give orientation to topless women, employed by the hotel to entertain guests.

Danny agrees to help an ex-marine's wife out by caring for her 8 month baby boy while she attends an interview, but concern is raised when she doesn't return, leaving Danny to care for the child longer than anticipated. Meanwhile, Sam hosts Bernard Taylor (guest star George Hamilton) who intentionally throws all of his money down the drain so his soon to be ex gets half of nothing in the divorce settlement. Elsewhere, Mary, Nessa and Delinda go in search of a hidden treasure in the desert and become stranded in the wild until Clint Black (as himself), who's staying near by, finds the girls and rescues them from their nightmare.

Nessa is stunned when a mysterious woman shows up at the Montecito with news that her father is alive and wants to communicate with her. She begins to question what Ed has told her of her father's whereabouts which leads her right into a trap that affects the whole casino. Meanwhile, when a video gaming convention takes over the hotel, Sam, Danny and Mike have to police fraudulent acts of plagiarism. Elsewhere, Mary befriends a hotel guest who lost her husband after ten year s of marriage and is desperate to keep his memory alive.

As they prepare their youth football team for the Casino League Championship game, Danny and Mike search for a missing casino employee and aspiring inventor whose hobby may have gotten him into serious trouble. Ed oversees the city-wide search for the missing man, who is the father of one of the boys on the team. Meanwhile, Sam begrudgingly mentors the girlfriend of casino owner Gavin Brunson (guest star James McDaniel), until Sam discovers that her seemingly innocent understudy is scheming to get her fired.

Ed, Danny, and Mike combine forces with the investigative team of Dr. Jordan Cavanaugh and Det. Woody Hoyt to solve the murder of a high-stakes gambler. The mystery intensifies when it appears that the gambler's wife may not be the only woman who wants him dead. Meanwhile, Snoop Dogg is trying to convince Delinda to allow the Montecito to be the site of his next music video. Elsewhere, Ed must deal with the demands of his wife Jillian, who has moved into the Montecito while their house is being renovated.

The crossover starts on Crossing Jordan S04E07 What Happens in Vegas Dies in Boston (I).

Chaos is set in motion when Danny and Delinda find a hotel guest who appears to have committed suicide. When Delinda investigates further, she suspects murder and dispatches Danny and Ed on a mission to find the killer which places Delinda in jeopardy. Meanwhile, Sam plays host to a tycoon who is obsessed with hygiene and threatens to leave the hotel when a strand of Sam's hair is found on his shirt. Elsewhere , Mike is reunited with his ex-girlfriend from college who has a strange request for him.

Danny's (Josh Duhamel) generous act gets him into trouble with the police and leaves Ed (James Caan) having to clean up the mess. Ed must use old contacts to ensure that an annoying and potentially destructive female guest does not ruin the casino's good name. Meanwhile, Delinda (Molly Sims) enlists the help of a singer to convince her arrogant chef that the restaurant should be open for lunch. Later she realizes that things other than food can attract patrons. Meanwhile Sam (Vanessa Marcil) and Mike (James Lesure) are dispatched to deal with mysterious screams coming from an elderly couple's room.

When the hotel enters one of its slowest weeks of the year, Ed decides to stir things up a bit by switching everyone's job positions around so they can walk in one another's shoes. Delinda takes over for Ed and finds herself bored stiff after having to attend a city hall meeting while Sam and Mary take over surveillance. Meanwhile, Danny is in charge of the casino floor and runs into an old high school buddy who's having extremely unusual and suspicious luck winning millions of dollars. Elsewhere, Mike is put to the task of clearing a traffic ticket that Ed claims is wrong - despite the fact that there are photos to prove his guilt.

Ed suspects that the Montecito's security system has been breached and that he and his hotel staff are now under surveillance, Danny and Mike are employed to expose the identity of the phantom mole. Meanwhile, Sam is seduced by a high-rolling vampire when he mysteriously appears in her room. Elsewhere, DeLinda escorts her sheepishly innocent Amish cousin as he sows his oats on the Vegas strip before returning to the simple life.

When the colorful billionaire Fred Puterbaugh (guest star Jon Lovitz) returns to the Montecito, with new girlfriend singing star Ashanti (as herself), there is bound to be some great entertainment. But once Ed and Danny discover exactly what brought the incorrigible billionaire back to Vegas, an audacious performance is the least of their worries. Meanwhile, a beguilling magician uses his skills to help Ed catch a slippery thief. Elsewhere, Sam finds new meaning in the words 'feminine wiles' when a highroller's wife makes a visit to the casino spa.

In the final episode of the series' second season, the new owner of the Montecito will be making some big changes to both the staff and property at the casino.

Jon Bon Jovi and Dean Cain guest star in the finale.

The casino has reopened. Ed and Mike work on a case of counterfeit casino chips. Per his accountant's suggestion, Danny must sell his father's house. Later, Danny's accountant is part of a poker game where one of the players is a man who robs one of the casino's guests. Monica Mancuso, the new owner, wants a dealer to be fired because he keeps dealing winning hands to the players.

Danny is with blackjack player Gabe Labrador who's wearing a wig and counting cards. The man doesn't want to stop playing and claims he must win big to pay off the men who kidnapped his daughter. Ed, Mike, Danny and a cop from Metro work on the case even though they aren't sure Gabe is telling the truth. Mary seems to still be helping Danny taking care of his dad's stuff. She is still dating Jake. A player who won a lot of money wants to give it back, but then wants it back, then wants to give it again, etc. Sam and Woody (from "Crossing Jordan") are getting very well acquainted... Jordan from "Crossing Jordan" is also in this episode.

After Ed's doctor warns him that his blood pressure is dangerously high, Ed becoms the victim of identity theft. Sam's half-brother visits. Mike borrows Ed's Aston Martin with unforseen consequences.

Danny imagines to be back in the 60s when the Montecito was called the Jubilee. Ed becomes the new president of the casino. He makes Danny the director of entertainment and Mike the head of security. Mary is a waitress who gets a promotion. Delinda opens a dress shop. And Sam starts out as a call girl.

A necklace with a priceless gemstone, the Star of Kashmir, is being stolen while on display in the Montecito.

Following Monica's sudden death, Danny becomes the main suspect. Danny and Casey arrives at the Montecito for a hostile takeover, but it appears that Monica's will leaves Montecito to a foundation for the blind. Mike is assaulted in the stairway after breaking up a fight, which leaves Danny, Ed and even Mary to find out whom could do something like that to Mike. Ed takes care of Monica's will, and her belongings.

A televised national poker tour comes to the Montecito. At the same time, Casey, not knowing what APAC means, lets the Porn industry host a convention at the Montecito. Additionally, to make up for this bad publicity, Casey orders a commercial to be done at the Montecito, with Ed as the face of the casino.

Norma Pitts, one of Monica's friends, is at the Montecito. She finds a finger in the new buffet. Sam has to deal with a customer who doesn't want her as his host.

A chip thief who was caught by Mike and Danny claims that he met somebody who wants to blow up the Montecito. Wolfgang Puck and Gunther are having a cook-off. Sam hears about a masseur at the Montecito who offers "special treatments."

Mary is planning an expensive wedding for one of Sam's biggest clients. Mike and Danny investigate card counters.

Danny and Mike probe serial robberies in the casino's residential suites and also find time to serve as models for a charity calendar. Meanwhile, Jillian is alarmed when she discovers her marriage to Ed may have adversely affected Delinda. Mary deals with a hard to please European.

Romance begins to bloom between Danny and Delinda, to their utmost surprise. But keeping the relationship tight-lipped proves difficult, particularly when Jillian flies in Delinda's old college flame (Shawn Christian). Meanwhile, Casey organizes a paintball retreat for the department heads.

Excitement's in the air at the Montecito when Olympic athlete Sasha Cohen stops by. Delinda gives Derek an answer to his marriage proposal. A couple big gamblers enlist Danny and Mike to investigate whether their spouses are cheating. Sam and Woody take off for a romantic weekend.

While Delinda is preparing to get married old romances resurface. Bachelor and Bachelorette Parties are being planned. Meanwhile Ed is being visited by his CIA past.

Delinda must face her fiancé Derek and tell him about her feelings for Danny. Everyone is shocked by Ed's attack. When a whale refuses to leave a Villa in one of the Montecito's Hawaiian resorts Sam has to head out there to take care of it.

Delinda's been kidnapped and there's only 12 hours to save her. Ed tries to get his hands on $50 million in ransom money from the Montecito. Sam is dealing with a couple of guys who just won 2 Million Dollars each. And if that's not enough there's a flu epidemic hitting the hotel.

Ed and Danny are still after Delinda's kidnappers. Mike and Sam are dealing with a Buddist Monk who seems to be winning too much. Mary is trying to help out wherever there is not enough personnel due to the flu epidemic.

It's Christmas and everybody in the Montecito is forced to take part in Ed's secret Santa gift exchange. At the same time Danny's car, his most valuable possession, is stolen on Christmas Eve. Delinda is planning her first Christmas with Danny. And Sam gets an autographed photo of Elvis during one of his first concerts as a surprise for one of her favorite "whales."

A rare bottle of wine is found in the wine cellar of the Montecito, so Ed decides to sell it in an auction to improve the Montecito image. However, Mike discovers that the wine isn't original just after it is sold for one million dollars. Also, a group of retirees goes to the Montecito for a sudoku tournament and starts giving Sam a hard time when they have a different idea of fun. Danny gets jealous when Delinda starts spending a lot of time with a new toy.

Sam's old love awakes from a 20-year coma. This makes Delinda the casino host for a whale visiting town whith his three wives. Things complicate when Mike falls in love with one of the wives and Danny gets jealous about the intentions of the whale toward Delinda. Ed tries to replace his housekeeper when Jillian is out of town.

Mike discovers that Sam has been kidnapped by one of her clients. Danny takes extreme measures to prevent one of his friends from being deployed to Iraq. Delinda discovers some important news for her and Danny; she's pregnant. And Mary decides to take action against her father.

The Montecito staff members along with the Las Vegas police have their hands full as they try to discover who killed Mary's father while investigating the recent hotel robbery.

A mysterious cowboy pays the tax debts of the Montecito and becomes the new owner.

The Pacific Tropic Spokesmodel contest at the Montecito is sabotaged and Mike leads the investigation.

Danny and Mike are called to the rescue to solve a murder that occurred in Cooper's suite, while Cooper claims that he can't remember what happened.

Danny and Mike see a strip-club owner get physical with a stripper; Delinda advocates for better rights for exotic dancers in the city; Piper enlists Sam's help to find a racy video that she does not want people to see.

Delinda wants Danny and the casino staff to be more environmentally friendly.

Danny's position in the casino becomes more and more challenging for him, when a fire inspector and Danny's uncle show up unannounced.

The holidays are getting closer at the Montecito and everyone is working on their holiday plans except for Mike, who seems to have doubts about his place in Las Vegas.

A fugitive is tracked to the Montecito and every bounty hunter and FBI agent in the vicinity wants to make the capture. Danny, Mike, and Cooper get involved but somehow find themselves fighting for their own lives. A favorite "whale" of Sam is in town, but she discovers that his perfect life is in pieces so she offers to lend a hand. With assistance from three hot women, Piper hosts a post-New Year;s pool party that brings cash into the casino. Meanwhile, Delinda feels insecure about her pregnancy weight, but realizes she's not the only one that has packed on the pounds.

Piper runs into trouble with the gaming commission, but Cooper bails her out, raising suspicions of the staff.

Danny and Mike decide to play in a 2-on-2 basketball tournament where the stakes become more than they anticipated. Piper is evaluated for the "Concierge of The Year" award, so she asks her friends for help.

Pete Skinner seems to have a perfect winning streak while betting on horses, which makes Danny and Mike suspicious.

When thieves want to steal a rare stamp from a Montecito auction, they take the whole surveillance team hostage.

Mike's omission of his nuptials to his family prompts him to put together a wedding for his mother's sake, as well as his family, which sparks Danny to do something sudden. Sam's deceased ex-husband's brother shows up with surprising plans of his own.