Style Evolution: Katy Perry (01 of34)
Open Image ModalFebruary 4, 2008. Attending the Betsey Johnson 2008 fashion show during Mercedes-Benz Fashion Week Fall 2008 at The Tent at Bryant Park. (credit:Getty)
Style Evolution: Katy Perry (02 of34)
Open Image ModalFebruary 10, 2008. Musician Katy Perry attends the EMI party at Dominick's. (credit:Getty)
Style Evolution: Katy Perry (03 of34)
Open Image ModalMay 17, 2008. Katy posing in the press room during Z100's Zootopia at the IZOD Center in East Rutherford. (credit:Getty)
Style Evolution: Katy Perry (04 of34)
Open Image ModalJune 9, 2008. MTV's "TRL" at MTV Studios in New York. (credit:Getty)
Style Evolution: Katy Perry (05 of34)
Open Image ModalJune 14, 2008. Recording artist/actress Katy Perry attends designer Kira Plastinina's United States Launch Party in Los Angeles, California. (credit:Getty)
Style Evolution: Katy Perry (06 of34)
Open Image ModalJune 18, 2008. Katy Perry during the taping of MTV's 'FNMTV' in Hollywood, CA. The show airs Fridays at 8pm on MTV. (credit:Getty)
Style Evolution: Katy Perry (07 of34)
Open Image ModalJuly 10, 2008. Katy Perry backstage during the taping of MTV's 'FNMTV' in Hollywood, CA. The show airs Fridays at 8pm on MTV. (credit:Getty)
Style Evolution: Katy Perry (08 of34)
Open Image ModalJune 17, 2008. Katy Perry attends the record release party for "One of the Boys" at Capitol Records on in Los Angeles, California. (credit:Getty)
Style Evolution: Katy Perry (09 of34)
Open Image ModalJuly 26, 2008. Singer Katy Perry hosts Travis McCoy's birthday celebration at Country Club in New York City. (credit:Getty)
Style Evolution: Katy Perry (10 of34)
Open Image Modal29 October 2003. Katy seen at the Mercedes-Benz Shows LA Fashion Week Spring 2004 -Miller Girl by Nicole Miller Backstage and Front Row. (credit:Getty)
Style Evolution: Katy Perry (11 of34)
Open Image Modal07 June 2006. NYLON Celebrates Its Annual Music Issue With MySpace.com (credit:Getty)
Style Evolution: Katy Perry (12 of34)
Open Image Modal (credit:Getty)
Style Evolution: Katy Perry (13 of34)
Open Image ModalSeptember 7, 2008. Katy Perry arrives at the 2008 MTV Video Music Awards at Paramount Pictures Studios in Los Angeles, California. (credit:Getty)
Style Evolution: Katy Perry (14 of34)
Open Image ModalSeptember 17, 2008. Attending the Katy Perry Concert at Fritzclub at the Postbahnhof. (credit:Getty)
Style Evolution: Katy Perry (15 of34)
Open Image ModalSeptember 29, 2008. Katy Perry arrives at the Patrick Demarchelier's exhibition Party in Paris. (credit:Getty)
Style Evolution: Katy Perry (16 of34)
Open Image Modal14 November 2004. Katy Perry wearing Andrew Gn Spring 2005 Collection. (credit:Getty)
Style Evolution: Katy Perry (17 of34)
Open Image Modal11 February 2007. Inside the EMI Post GRAMMY Party. (credit:Getty)
Style Evolution: Katy Perry (18 of34)
Open Image Modal05 May 2005. At the H.D. Buttercup Inaugural Celebrity Treasure Hunt for Charity and Cinco de Mayo after Party. (credit:Getty)
Style Evolution: Katy Perry (19 of34)
Open Image Modal20 April 2006. Vanity Fair Presents the 2006 Svedka Erotica Reading Series. (credit:Getty)
Style Evolution: Katy Perry (20 of34)
Open Image Modal13th January 2006. Korn "See You on the Other Side" Tour Launch Party at Hollywood Forever Cemetery. (credit:Getty)
Style Evolution: Katy Perry (21 of34)
Open Image ModalNintendo DS Pre - Launch Party at The Day After - Arrivals. (credit:Getty)
Style Evolution: Katy Perry (22 of34)
Open Image Modal15 September 2004. Enchanted Garden Party' for Sass & Bide's Spring/Summer 2005 Collection. (credit:Getty)
Style Evolution: Katy Perry (23 of34)
Open Image ModalJanuary 8, 2009. Katy arrives at VH1's 14th Annual Critics' Choice Awards held at the Santa Monica Civic Auditorium in Santa Monica. (credit:Getty)
Style Evolution: Katy Perry (24 of34)
Open Image Modal23 February 2004. Katy Perry at Jimmy Choo Oscar Suite. (credit:Getty)
Style Evolution: Katy Perry (25 of34)
Open Image ModalJanuary 17, 2009. Singer Katy Perry attends the NRJ Music Awards 2009 held at the Palais des Festivals in Cannes. (credit:Getty)
Style Evolution: Katy Perry (26 of34)
Open Image ModalMay 4, 2009. Katy attends "The Model as Muse: Embodying Fashion" Costume Institute Gala at The Metropolitan Museum of Art in New York City. (credit:Getty)
Style Evolution: Katy Perry (27 of34)
Open Image ModalNovember 5, 2009. Katy Perry poses for a picture backstage during the 2009 MTV Europe Music Awards held at the O2 Arena in Berlin. (credit:Getty)
Style Evolution: Katy Perry (28 of34)
Open Image ModalJune 6th, 2010. In Universal City, California. (credit:Getty)
Style Evolution: Katy Perry (29 of34)
Open Image ModalMarch 27th, 2010. Katy Perry attends Perez Hilton's 'Carn-Evil' Theatrical Freak and Funk 32nd birthday party at Paramount Studios in Los Angeles. (credit:Getty)
Style Evolution: Katy Perry (30 of34)
Open Image ModalJune 7, 2009. in London, England. (credit:Getty)
Style Evolution: Katy Perry (31 of34)
Open Image Modal1st December 2004. Katy Perry during Chandon at Hollywould Dress Launch Party at Sax Fifth Avenue Beverly Hills in Beverly Hills. (credit:Getty)
Style Evolution: Katy Perry (32 of34)
Open Image Modal22nd May 2005. Katy Perry during Lush SWAG-Fest 2: Denim, Diamonds and a Do at Lush Beauty Boutique in Beverly Hills. (credit:Getty)
Style Evolution: Katy Perry (33 of34)
Open Image ModalAugust 28, 2011. Katy Perry arrives at the 4th Annual House of Hype Music Awards at SLS Hotel in Beverly Hills. (credit:Getty)
Style Evolution: Katy Perry (34 of34)
Open Image Modal16th November 2006. Nintendo Launches Wii, The Revolutionary Home Video Game Console. (credit:Getty)