"The Dynamic Duo"- Feeling left out, Barry attempts to create a divide between Adam and Pops' relationship, as they debate the merits of the recently released Batman movie. Meanwhile, Erica purposely blows her college interview at Penn State so she will go to her first choice, Carneige Mellon. Hoping Murray will help as an alumni donor, Beverly and Erica learn a secret about Murray.

After TV movie "The Day After" airs, Barry takes matters into his own hands by attempting to convince Murray to build an underground bunker. When he says no, Barry tries one last attempt at getting Murray to change his mind. Meanwhile, Erica and Adam give over-the-top Mother's Day gifts before making important requests to Beverly, but it ultimately backfires.