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Heidi Klum, Seal

LOS ANGELES, CA - OCTOBER 12: Heidi Klum and Seal attend the Rankin and Damien Hirst Show opening night of "Myths, Monsters And Legends" at Rankin Gallery on October 12, 2011 in Los Angeles, California. (Photo by Angela Weiss/WireImage)

2012's Celebrity Breakups

Heidi Klum and Seal, Tom Cruise and Katie Holmes, and many more called it quits this year.