
VIDEO: Darren Criss & Katy Perry Perform "Teenage Dream" Together!

Dec. 6 2010, Published 11:49 a.m. ET
After the success of Darren Criss' cover of Katy Perry's "Teenage Dream" on Glee it was only a matter of time before they performed together — and the time has now come!
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At the Trevor LIVE annual fundraising event held at the Hollywood Palladium on Sunday night, Katy joined Darren and the Glee's Dalton Academy Warblers to perform the song, MTV News reports.
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Just after the event, a video of the performance hit the Web for everyone's enjoyment.
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Katy joins Darren right near the end of the song. Watch the video below!
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Not exactly a combined version of the videos below, but we'll take what we can get!
What did you think of their performance?