Britney Spears & Kevin Federline
Who would've guessed that this pop diva would end up with one of her backup dancers? Probably the same person who would've imagined that she'd steal Kevin from his girlfriend, who was pregnant with his second child at the time.
SEARCH: What sitcom star did Kevin leave for Britney?
BING: Get the latest on Kevin's pregnant girlfriend
FIND: See pictures of Britney and her boys
WATCH: Check out Britney's "Till the World Ends" video
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