THE SIMPSONS: "LOOKING FOR MR. GOODBART"

Fox has released images and a description from "Looking for Mr. Goodbart," the episode of The Simpsons premiering on Sunday, April 30 at 8 p.m. (ET/PT).

Here's how Fox describes the episode:

"Bart gets in trouble on Grandparents Day at school and is forced to hang out with Skinner's mother as punishment. After spending time with various grandmas in the neighborhood, he learns the benefits of hanging out with the elderly, but eventually recognizes the dangers of taking advantage of them. Meanwhile, Peekimon Get has taken over the town of Springfield."

Jennifer Saunders guest-stars as Phoebe.

Click on the thumbnails for larger images.