Grampa finds himself in a pickle when his hidden hamburger past comes back to "ketchup" with him.
Guest Cast
Krysten Ritter
voices Sheila Redfield
Seth Green
voices Mav Redfield
Paul F. Tompkins
voices Colby Redfield
John Lithgow
voices Augustus Redfield
Susan Egan
voices Singing Tree
Nicholas Braun
voices Greg Hirsch
Edi Patterson
voices Jessica
Charli D'Amelio
voices Herself
Tress MacNeille
voices Angela MerkelCast Appearances
Dan Castellaneta
voices Homer Simpson
Julie Kavner
voices Marge Simpson
Nancy Cartwright
voices Bart Simpson
Yeardley Smith
voices Lisa Simpson
Dan Castellaneta
voices Abraham Simpson
Dan Castellaneta
voices Krusty the Klown
Dan Castellaneta
voices Sideshow Mel
Nancy Cartwright
voices Nelson Muntz
Episode Discussion
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