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Celebrity relationships dropped like flies over the course of 2012, with some being far more OMG-inducing than others. For example, our worlds weren’t too rocked by the news of Bachelor Season 16 couple Ben Flajnik and Courtney Robertson’s October split, but Will Arnett and Amy Poehler totally caught us off-guard when they revealed that they’d parted ways. (We’re still healing.)

Then there were the couples who broke up and made up in short order, like Kristen Stewart & Robert Pattinson and Justin Bieber & Selena Gomez.

Of the following celeb splits, which one shocked you the most?