Shawn and Marlon find an infant left at their door with a note to the unnamed father from ""T."" Which one is the daddy? Each claims it's the other until the bonding begins.

Marlon gets jealous when Monique pretends to be married to Shawn in order to impress Otis Campbell, her college rival. When Otis takes the ""couple"" to a chic Moroccan restaurant, Marlon sneaks in and convinces Shawn to leave so that he can convey his strong feelings to Monique. Monique is surprised to see Marlon, but more horrified that he will ruin her cover by letting Otis know she really isn't married. When Marlon confesses his emotions, Monique is embarrassed, but then proudly sends Otis away, realizing that Marlon is sincere. In the end, she agrees to be friends with Marlon.

Shawn and Marlon dread a visit from their rural cousin Sheila. When she arrives, they discover how distraught she is over losing her boyfriend. In an effort to cheer her up and improve her social life, the guys change her image and turn her from a plain girl into a hip-hop beauty. But her new ways turn off Shawn and Marlon, who wish they'd kept her down on the farm.

Shawn's romantic Valentine's Day plans go awry when his girlfriend wises up to his two-timing ways and spurns him for Marlon. Meanwhile, Dee thinks her secret admirer is Pops, but it's really Maurice the custodian.

Shawn falls in with a yuppie crowd, spurning his old pals from the 'hood and masquerading as a business executive, until Marlon sets out to downsize his ego.

Dee flies off the handle when her sister Natalie thinks about giving up her promising Air Force career to be with airhead Marlon.

When Pops starts dressing in fine clothes, closing the diner early and staying out late, Shawn and Marlon suspect the reason is another woman.

Marlon's relationship with his girlfriend is suddenly altared -- er, altered -- when her brother, a neighborhood bully, learns how close they've become and forces young Williams to propose.

Dee delivers a woman's baby, and her maternal instincts surface.

Shawn's former boss Ted is released from a mental institution and plots revenge against Shawn for causing him to lose his job at an ad agency.

When Shawn introduces Marlon to a beautiful woman, he fails to mention one little thing: her 7-year-old son. But Marlon forms an instant bond with the boy, prompting him to consider becoming both a daddy and a husband.

Marlon befriends a homeless man in order to study him prior to auditioning for a role as a vagrant in an upcoming film.

Shawn and Marlon try to warn an enthusiastic Pops that the chili he is entering in a high-class food festival has one ""un-gourmet"" ingredient -- dog food.

Marlon wants more exposure on his sitcom Everybody Loves Everybody, so manager Shawn gets Marlon a big romantic scene: with a guy.

Cousin Sheila invites Marlon, Shawn, Dee and Pops to spend Christmas at her farm, where they are shocked to discover she's in dire straits and may lose her property if she can't pay her mortgage.

Marlon and Shawn's teasing about Dee's role as a security guard gets her suspended without pay and the duo must try to win her job back.

A famous singer finds Shawn's indifference irresistible, and he and Marlon find themselves competing for her affections.