Celebrity Break Ups 2012: Celeb Couples Who Split in 2012

'One Tree Hill' co-stars Sophia Bush and Austin Nichols called it quits in February of 2012, just a few months before the series finale aired. The pair dated (on and off) for about six years.

Bradley Cooper and Zoe Saldana dated for just three short months before splitting in March of 2012.

Actors Emma Roberts and Chord Overstreet reportedly called it quits in May of 2012. This was actually the couple's second split -- they split in January 2012, briefly reunited and now, it's apparently all over. Emma and Chord began dating after meeting at the 2011 Coachella festival.

John Cena filed papers in Florida, claiming his marriage to Liz Huberdeau is "irretrievably broken." John and Liz were high school sweethearts. The married three years ago, they have no children, and there was a pre-nup.

Actress Mena Suvari filed for divorce from her husband, concert promoter Simone Sestito, in January of 2012. The couple were married for just 18 months.