Family Guy: Season 13, Episode 10 - ProjectFreeTV

13 - 10: Quagmire's Mom

Lois takes Peter to open a checking account, and they discover that his first name is actually Justin, which Peter adopts as the name of his younger "bro"-style alter-ego. Then, Peter/Justin throws a party, during which Quagmire unknowingly gets into some trouble with his mother .