Fiona juggles her job and a crush. Lip heads back home.

Sheila gets an offer to buy her home. Plus, Fiona is off house arrest!

Frank retraces the path of an epic bender. Fiona and Gus head to city hall.

Fiona's plans to announce her marriage unravel. Mickey asks for Lip's help.

Fiona is thrown into chaos by the return of Jimmy. Ian takes Mickey's baby.

Gus tells Fiona he's leaving to go on tour. Frank seeks revenge on Sammi.

Frank plays tour guide for his doctor. Fiona preps Carl for sentencing.

Frank has a ball with his new sick friend and formerly uptight doctor.

Frank grows concerned as Bianca's behavior becomes erratic and dangerous.

Fiona reunites with Gus. Frank works to keep Bianca happy. Season finale.

Frank's newfound appreciation freaks the Gallaghers out.

Debbie carries a bag of flour around - determined to prove Fiona wrong.

Frank teaches Debbie how to work the system. Kev and Veronica visit Yanis.

Fiona confronts Patrick. Ian makes a discovery at the firehouse.

Frank helps Erica as Debbie ups her game. Lip tries to protect Helene.

Ian and Caleb get serious. Lip appears before a disciplinary committee.

Carl remakes the Gallagher home as his "crib." Debbie gets let go.

Sean catches Will with one of Carl's guns and Fiona bears the brunt.

Fiona tries to make amends with Sean. Debbie and Queenie trek to a commune.

Sean moves into the Gallagher house as Fiona plans a traditional wedding.

A confrontation between Sean and Frank quickly descends into a brawl.

It's wedding day and Frank shows up uninvited - and high.

A blast from the past shakes up Fiona's view of her life. Frank gets involved with Liam's school and becomes the most popular dad in the PTA. Lip learns getting laid is harder than anticipated when sober. Ian crosses a boundary with a kid from the youth center. Kev and V take a trip to meet his birth family.