Bart's Birthday

Conan O'Brien

Conan O'Brien (voice)

Danny DeVito

Herbert Powell (voice)

Seth Rogen

Seth Rogen (voice)

Maggie Roswell

Luann Van Houten (voice)

Kevin Michael Richardson

Dr. Hibbert (voice)

Alex Désert

Carl Carlson / Lou (voice)

Tress MacNeille

Agnes Skinner (voice)

Jenny Yokobori

Kumiko Albertson (voice)

Pamela Hayden

Milhouse Van Houten (voice)

Chris Edgerly

(voice)

Tom Hanks

Tom Hanks (voice)

John Cena

John Cena (voice)

Joel McHale

Joel McHale (voice)

Mark Proksch

Hack-GPT (voice)

Amy Sedaris

Maggie Simpson (voice)