Katy Perry, Ellen DeGeneres

Even with a mustache on, Katy Perry is still our "Teenage Dream." The singer appeared on The Ellen Show in full drag to live out a dream of her own: hosting a game show.

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Wearing a tacky plaid suit, oversized bowtie and an "Anne Hathaway" wig, Perry hosted Grab Ellen's Bust, where two lucky audience members competed for a trip to Australia.

Check out the clip below:

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