The Top 10 Most Shocking Celebrity Breakups!

Justin Timberlake and Jessica Biel are reportedly donezo. Though nothing has been officially confirmed and the couple was seen together earlier this week, it would be a slightly shocking breakup, mostly for the alleged claim that Rihanna is JT's other woman. After three years of on-again, off-again for Jessica and Justin, all it took was some sightings with the feisty singer to launch a truckload of rumors. [Terra]

Justin TimberlakeJustin Timberlake (R) and Jessica BielJessica Biel (L) attend the Los Angeles Lakers vs Utah Jazz game at... Justin Timberlake (R) and Jessica Biel (L) attend the Los Angeles Lakers vs Utah Jazz game at Staples Center on April 21, 2009 in Los Angeles, California. Justin Timberlake and Jessica Biel are reportedly donezo. Though nothing has been officially confirmed and the couple was seen together earlier this week, it would be a slightly shocking breakup, mostly for the alleged claim that Rihanna is JT's other woman. After three years of on-again, off-again for Jessica and Justin, all it took was some sightings with the feisty singer to launch a truckload of rumors. (Noel Vasquez/Getty Images)
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Though they might not be over IRL (in real life), it reminded us of some other shocking celebrity breakups!

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Brad Pitt and Jennifer AnistonJennifer Aniston. I'm sure you remember where you were in 2005, when it was announced that Brad PittBrad Pitt and Jennifer Aniston were getting a divorce. The Hollywood golden couple seemed to have it all, from their $1 million wedding to their joint production company. We all know what happened next: Fiery Angelina JolieAngelina Jolie sauntered over and upgraded Brad to the dark side. But even Jen didn't know that Brad had cheated on her until vacation photos popped up months later. [CBS News]

Jon and Kate Gosselin. Anyone who watched the early episodes of "Jon and Kate Plus 8" knows that they always had problems. Sure, people surmised that Jon wasn't happy because of the bickering and Kate's blatant disregard for his right to speak, but it was still heart-breaking to watch their family fall apart on national television. All of Jon's cheating and Ed Hardy-fueled grossness has turned Kate into a martyr, so we'll have to see if Jon's attempt to slow the divorce will help him "regain control over the future" of his family. [NY Daily News]