Fiona tries to prove the Gallagher home is suitable for rehabilitating a delinquent after receiving a letter from Carl's teacher; Lip gets busted taking the SAT for fellow students in exchange for cash; Kash and Ian are ashamed at their failure to stop a string of robberies at the Kash and Grab; Frank's poor business acumen continues to have negative consequences.

Grammy Gallagher shows up on a medical furlough and tries to track down a former meth lab protege that owes her money; Sheila plans Karen's wedding reception; Fiona double dates with Steve and his Brazilian girlfriend, and discovers that Steve is married; Ethel reacts to Clyde's death; Frank discovers the identity of Eddie's insurance beneficiary.