12 Series, 143 Episodes
Frank loses a bet and is forced to surrender Liam as collateral
Frank thinks he's found the solution to his money woes when he meets Dottie, whose declining health and city pension make her an attractive friend
Fiona is worried she'll be lured into temptation when she reconnects with her married school crush. Debbie obsesses about dying.
The consequences of sleeping with Craig come home to roost for Fiona when his angry wife shows up in a vengeful mood. Debbie gets a stress-related rash.
Frank tries to get his hands on Eddie's life insurance benefits and pension, despite being a prime suspect in his death. Fiona attends a high-class wedding.
Frank's mother, Grammy Gallagher, turns up unexpectedly and tries to track down a former associate who owes her money. Sheila plans Karen's wedding.
Lip tries to get back into Karen's good books by putting together a prenuptial agreement for her and Jody. Frank wants to kick Grammy out.
Frank accidentally walks in on Ian and Mickey, who are locked in a passionate embrace. Lip decides to leave school and get a job, against Fiona's wishes.
Monica returns, but most of the family suspect she has no intention of staying for good. Fiona reconsiders her decision to kick Lip out of the house.
Fiona plans for a more exciting future now that Monica is back at home, but her reprieve from drudgery proves short-lived when Monica goes to pieces
Thanksgiving is anything but traditional in the Gallagher household as Carl accidentally shoots a bald eagle and Karen goes into labour
In the last episode of season two, Frank plots to break Monica out of the psychiatric hospital, but not everyone thinks this is in her best interests