Beauty Hair Celebrity Hairstyles Kaley Cuoco's Beauty Transformation 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 Updated on November 30, 2017 @ 09:15AM Pin Share Tweet Email Trending Videos Photo: Paul Archuleta/Getty Images See the Big Bang Theory star's changing looks through the years. 01 of 15 2002 Gregg DeGuire/WireImage The actress wore dramatic highlights while promoting her role on 8 Simple Rules. 02 of 15 2003 FITZROY BARRETT / GLOBE PHOTOS INC. She hit the premiere of Shanghai Knights with a sleek pompadour. 03 of 15 2004 Jean-Paul Aussenard/WireImage Cuoco wore a quirky updo at the People's Choice Awards. 04 of 15 2006 Jesse Grant/WireImage The Charmed actress hit the WB All-Star Party working face-framing layers and tapered fringe. 05 of 15 2007 Charley Gallay/Getty Images Cuoco joined the cast of The Big Bang Theory and wore her platinum hair in a sophisticated chignon. 06 of 15 2008 Michael Germana / Superstar Images / Globe Photos The star wore a sleek center part and shimmery pale eye makeup at the Genesis Awards. 07 of 15 2009 Gregg DeGuire/PictureGroup She added dimension to her blond layers with a deep auburn under-layer. 08 of 15 2011 ROBYN BECK/AFP/Getty Images For the Golden Globes, the presenter sported an ultra-long wavy ponytail. 09 of 15 2011 Jeff Kravitz/FilmMagic Cuoco played up her light eyes at the Emmys with a smoky shadow and lush lashes. 10 of 15 2012 Picture Perfect / Rex USA Cuoco channeled Bardot to host the People's Choice Awards-pairing black liner with light lipstick and tousled voluminous locks. 11 of 15 2013 Jon Kopaloff/FilmMagic The actress sported pretty waves and a half-updo with a center part. 12 of 15 2014 Jesse Grant/Getty Cuoco wore her short hair in a voluminous pompadour to an ASPCA event. 13 of 15 2015 Jason Merritt/Getty The actress wore her short pixie cut shaggy while at the premier of The Wedding Ringer. 14 of 15 2016 Jon Kopaloff/FilmMagic Cuoco wore her hair in a short, wavy lob to the 2016 InStyle And Warner Bros. 73rd Annual Golden Globe Awards Post-Party. 15 of 15 2017 Paul Archuleta/Getty Images The Big Bang Theory star grew her blonde hair out into a lob, which she styled in loose waves.