Everybody needs a friend, especially Hollywood's most famous players.
Some celebrity besties met on the audition circuit, like Leonardo DiCaprio and Tobey Maguire, while others crossed paths when they were already famous (we're looking at you, Rihanna and Katy Perry).
We're sure you know about celebrity best friends like Amy Poehler and Tina Fey, or Jennifer Aniston and Courtney Cox, but we've rounded up a total of 20 pairs of pals - and some might come as a surprise!
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