By Rose Walano
Jan 27, 2012 @ 12:21 pm
Humberto Carreno/startraksphoto; Yearbook

Katherine Heigl's new comedy, One for the Money, opens in theaters today, and to celebrate, we're taking a look back at her transformation from high school cellist to big screen star. Click through the gallery to browse her most memorable beauty moments!

MORE:Katherine's Half-Moon ManicureKatherine's Ann Taylor BootiesRed Carpet Central

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