Watch Haley Reinhart, Thia Megia & Pia Toscano Perform "Teenage Dream" on 'American Idol'

Haley Reinhart, Thia Megia and Pia Toscano performed Katy Perry's "Teenage Dream" on last night's results show of American Idol. Looks like Pia can sing an up-tempo song after all!

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Okay, so this song always puts us in a good mood, but it was fun to see these three American Idol stars take on Katy's song.

Pia has been criticized for only singing ballads on American Idol, but she not only sang "Teenage Dream" with the girls — she danced too!

Unfortunately, Thia was sent home after this performance.

Did you think it was too soon?

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Watch the performance below!

Does it beat Darren Criss' cover of the song on Glee?