Celebrity Transformations Happy Birthday, Courteney Cox! By InStyle Editors InStyle Editors Facebook Instagram Twitter Our editors and writers comprise decades of expertise across the beauty, fashion, lifestyle and wellness spaces in print and digital. We prioritize journalistic integrity, factual accuracy, and also having fun with every story we share. InStyle's editorial guidelines Published on June 15, 2012 @ 12:00PM Pin Share Tweet Email Photo: Retna Ltd.; Kevin Mazur Grab a slice of cake—it's Courteney Cox's 48th birthday! Help the former Friend celebrate by taking a look back at her Hollywood transformation, from Bruce Springsteen video girl to style star. Click through the gallery to see all of Courteney's best beauty looks through the years. MORE:• Courtney Designed These Flip Flops for Charity• Mom and Tot Style: Courtney and Coco• Celeb BFFs: Courtney Cox and Jennifer Aniston