4. Replaceable You (2011)
Lisa's science fair project is overshadowed by Bart's mechanical baby seal; Homer's new assistant ends up stealing his job.
Release date: 2011-11-06
User rating:
6.3 / 10
18 votes
Season number: 23
Episode number: 4
Runtime: 23 minutes
Director: Mark Kirkland
Writer: Stephanie Gillis
Guest stars
Cast
Dan Castellaneta
as Homer Simpson / Abe Simpson / Barney Gumble / Krusty (voice)
Julie Kavner
as Marge Simpson / Patty Bouvier / Selma Bouvier (voice)
Nancy Cartwright
as Bart Simpson / Nelson Muntz / Ralph Wiggum (voice)
Yeardley Smith
as Lisa Simpson (voice)
Hank Azaria
as Moe Szyslak / Chief Wiggum / Apu / Comic Book Guy / Carl (voice)
Harry Shearer
as Ned Flanders / Mr. Burns / Smithers / Skinner / Lenny (voice)