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.
Quest roles:
Zach McGowan(Jody Silverman), Tyler Jacob Moore(Tony Markovich), Joan Cusack(Self), Madison Davenport(Ethel), Louise Fletcher(Peggy Gallagher), James Wolk(Adam), Kerry O'Malley(Kate), Stephanie Fantauzzi(Estefania)