Between all the amazing tributes and awards, celebrities took time to have fun with their famous friends (and idols) at the 2010 Academy Awards. Uploading backstage photos to Twitter, stars shared the fun stuff we didn't see on TV. Even before the ceremony began, 'Inglourious Basterds' actor Eli Roth decided to work on his tan. "Last minute Oscar preparations," Roth writes on Twitter. See more photos... after the jump.