Hollywood is a small town, but it's not like all the stars are best friends! That's what makes it fun when celebrities meet their favorite stars on red carpets, backstage at concerts, and even while catching flights at airports. With the rise of the selfie, more and more stars are capturing their run-ins and sharing the special moments with us on social media. Keep reading to see the most-surprising selfies we've seen so far, and then fill your feeds with follow-worthy celebrities.
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