American Idol

Video: Pia Toscano, Thia Megia, and Haley Reinhart Sing “Teenage Dream” by Katy Perry on March 31, 2011

The girls get their sass on with a playful rendition Katy Perry's "Teenage Dream."

04.1.2011 / 06:19 AM EDT by Angeline
Related: American Idol, Haley Reinhart, Pia Toscano, Thia Megia

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