Miley Cyrus and Selena Gomez practically grew up together on the Disney Channel, but that doesn't mean the girls are best friends — if anything, they're frenemies. Their drama, which dates all the way back to 2006, is showing no signs of slowing down. Miley not only dissed Selena on stage recently, but she sent her a message on Twitter, too.

Click through to get the full story on their feud and to find out the latest thing Miley did, then let us know in the comments below whose side you're on.

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