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Nick Jonas, Delta Goodrem

Nick Jonas and Delta Goodrem leaving Pinz Bowling Alley in Studio City, CA. Pictured: Nick Jonas and Delta Goodrem Ref: SPL302987 030811 Picture by: JCalderon / Splash News Splash News and Pictures Los Angeles: 310-821-2666 New York: 212-619-2666 London: 870-934-2666 photodesk@splashnews.com

Celebrity Breakups of 2012

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