Betty Boop's Birthday Party

Betty drudges in the kitchen alone until her friends (including Bimbo and Koko) hold a surprise birthday party for her… which gets rowdy.

• Dave FleischerDirector

• Mae QuestelBetty Boop / Aloysius (voice) (uncredited)
• William PennellHippo (voice) (uncredited)
• Billy MurrayBimbo (voice) (uncredited)