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Cameron Diaz, P. Diddy

What do a huge Hollywood actress and a rap mogul have in common? A lot if they're Cameron Diaz and Sean "Diddy" Combs. The twosome reportedly first hooked up in 2008 after meeting at the Oscars. But after failed romances on both their parts, Diaz and Diddy reunited in October 2011 following her split from Alex Rodriguez -- and the two have been spotted out together all over ever since, including at a Golden Globes after party last month!

Who Knew They Dated?!

Courtney Love and Ed Norton? Tom Cruise and Sofia Vergara? Take a look back at some famous couples you might not remember. - By Kathleen Perricone and Lizbeth Scordo, omg!