Muscle Man's incessant usage of outdated and confusing "My Mom" jokes during a day filled with pressing deadlines and assignments infuriates Mordecai, especially after Rigby decides to join in and issue more of his own jokes.
Released: Jan 01, 1970
Runtime: 00:11:14 minutes
Genre: Animation, Comedy
Stars: J.G. Quintel, William Salyers, Mark Hamill, Sam Marin, Minty Lewis, Matthew Mercer, Vanessa Marshall