Debbie's day at day care takes a wild turn with the arrival of Grammy Gallagher, who's been released on a medical furlough. She seeks Frank's help in tracking down her old meth-lab pal who owes her a big debt. Meanwhile, Steve invites Fiona and Adam on a double date with him and his Brazilian bombshell; and when Frank finds out the beneficiary of Eddie's life-insurance policy, he hits the roof.