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Britney Spears got engaged to her former agent, Jason Trawick, on December 15, 2011. He was later made her co-conservator, with permission from her father, who had begun to manage her finances after she suffered a meltdown in 2007.
The singer and mother of two later made a career comeback, released new music, went on tour and joined FOX's 'The X Factor' as a judge. She announced on Jan. 11, 2013 that she was leaving the show. Later that day, Spears announced that she had Trawick had ended their one-year engagement.
(Pictured: Britney Spears and Jason Trawick appear in a photo posted on the pop singer's official Twitter account on September 17, 2011.)