It's easy to believe we know a lot about famous people, but sometimes we discover facts about celebrities that totally blow our minds.
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Maybe it's something really simple, like discovering two celebrities are exactly the same age, which shouldn't be weird, but for some reason it totally is.

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Maybe it's something totally insignificant, but you can't forget it, like the fact that Tom Cruise's front tooth is DIRECTLY IN THE CENTRE OF HIS OTHERWISE PERFECT FACE.

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Do you see it? DO YOU???
Or perhaps it's something that couldn't possibly be true, but totally is – like the fact that there are three former U.S. presidents who have more Grammys than Katy Perry.

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(In case you're wondering, it's Barack Obama, Bill Clinton, and Jimmy Carter.)