Urusei Yatsura (1981)
When the mischievous Oni aliens invade Earth, Ataru Moroboshi, a notorious tenth grader from the town of Tomobiki, finds his life turned upside down. A blunder leads him to mistakenly propose to Lum Invader, the Oni princess, instead of his girlfriend, Shinobu. Suddenly, Ataru becomes a magnet for chaotic extraterrestrial encounters, wreaking havoc on his life and relationships. As he navigates this bizarre new reality, his reputation takes a hit, and his adventures with Lum and friends spiral into a whirlwind of humor and mischief.
