Mordecai, Rigby and the park workers help Pops in an epic final battle against Anti-Pops to save the universe.
Runtime: 33
Starts: J.G. Quintel, William Salyers, Sam Marin, Mark Hamill, Minty Lewis, Robert Englund, Matthew Mercer, Vanessa Marshall, Dee Bradley Baker, Fred Tatasciore
Director: Calvin Wong