Template:On this day/April

• 1934: Jane Goodall, primatologist and guest star, was born.
• 1958: Alec Baldwin, actor and guest star, was born.
• 1959: David Hyde Pierce, actor and guest star, was born.
• 1977: Gavin Freitas, storyboard artist, was born.
• 1982: Cobie Smulders, actress and guest star, was born.
• 1987: Rachel Bloom, actress and guest star, was born.
• 2005: "The Seven-Beer Snitch" aired for the first time.
• 2007: Big Beastly Book of Bart Simpson was released.
• 2013: George Gladir, comic writer, died.
• 2016: "The Burns Cage" aired for the first time.