From Glee to School Of Rock, Our 15 Favorite Fictional Showstopping Choirs and Bands

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7) Mean Girls – Santa’s Helpers

There’s just something about Christmas time that brings out the amateur show choir performer in us all. When Lindsay Lohan, Rachel McAdams, Amanda Seyfried, and Lacey Chabert teamed up to do an over-the-top sultry version of “Jingle Bell Rock” in Mean Girls, musical hilarity ensued.