Katy Perry - There are some Glee collaborations that seem so tailor-made that it’s no surprise when they actually happen. Katy Perry is one of them. Her music was used in season one, and the star also spoke about a possible cameo in a recent post on Twitter: "Please! I would love somebody to start that Facebook group and persuade them. I would absolutely love that."
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AC/DC: American Idol, X Factor Unfair To Aspiring Musicians
Cee-Lo Green Plays Manchester Academy
Cee Lo Green: Gnarls Barkley Will Reunite For Third Album
The Great Escape Festival 2011: Photos From Day One
