Lennon won for Best Animated Short for a film inspired by his parents' song.

The audience joined in, calling out, “Happy Mother’s Day, Yoko!”

An accomplished musician in his own right, he’s also an actor and has composed several film scores.

Brad Booker, Dave Mullins and Sean Lennon accept the Best Animated Short Film award for “War Is Over! Inspired by the Music of John and Yoko” onstage during the 96th Annual Academy Awards at Dolby Theatre on March 10, 2024 in Hollywood, California.

Brad Booker, Dave Mullins and Sean Lennon accept the Best Animated Short Film award for “War Is Over! Inspired by the Music of John and Yoko” onstage during the 96th Annual Academy Awards at Dolby Theatre on March 10, 2024 in Hollywood, California.Kevin Winter/Getty Images

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