Glen Powell's Real-Life Grandma Acts in 'Set It Up' - Watch!

Glen Powell‘s family is full of stars!

The 29-year-old Set It Up actor appeared on Jimmy Kimmel Live on Wednesday (June 13).

PHOTOS: Check out the latest pics of Glen Powell

During his appearance, Glen talked about putting his monkey Charlie in jail because it bit someone’s finger – and also about his kangaroo that wears diapers!

He also talked about Set It Up, and premiered a clip of his real grandma doing some not-so-subtle acting during the movie.

Watch Glen‘s appearance on Jimmy Kimmel Live below!