Poster of Cast and Crew in Uncle Grandpa - Season 5 - Episode 16 - Uncle Grandpa's Uncle Grandpa

Uncle Grandpa - Season 5 - Uncle Grandpa's Uncle Grandpa (Episode 16)

Plot: After his underwear is stuck too tight, Uncle Grandpa calls upon the aid of HIS Uncle Grandpa, when that Uncle Grandpa fails, his Uncle Grandpa arrives, and things get out of control.
Episode Aired On:
Thursday, June 22 2017
7 years ago