By Emily Krauser
6:03 PM PDT, August 7, 2020
No one does wild fashion better than the "Smile" singer! Here are some of her craziest, boldest and most gorgeous looks over the years.
October 2003

at the Miller Girl by Nicole Miller show during LA Fashion Week Spring 2004
February 2004

in the Jimmy Choo Oscar Suite
November 2004

at Clive Davis's American Music Awards Party
February 2005

at The Abbey and Esquire Magazine's The Envelope Please Oscar Viewing Party in West Hollywood, California
May 2005

at LUSH Swag Fest 2
September 2005

at the 2005 Teen Vogue Young Hollywood Party in Los Angeles
May 2006

at the 2006 ASCAP Pop Music Awards
November 2006

at the Red Is for Emmy premiere party in Los Angeles
September 2007

at Rock & Republic and Conde Nast's Fashion Rocks Pre-Party during New York Fashion Week Spring 2008
June 2008

at her One of the Boys record release party in Los Angeles
September 2008

at the 2008 MTV Video Music Awards in Los Angeles
November 2008

at the 2008 MTV Europe Music Video Awards in Liverpool, England
February 2009

at the 2009 Brit Awards in London
September 2009

at the 2009 MTV Video Music Awards in New York City
November 2009

at the 2009 MTV Europe Music Awards in Berlin, Germany
December 2009

at the GRAMMY Nominations Concert in Los Angeles
June 2010

at the 2010 MTV Movie Awards in Los Angeles
November 2010

at the 2010 MTV Europe Music Awards 2010 in Madrid, Spain
February 2011

in Giorgio Armani at the 53rd Annual GRAMMY Awards in Los Angeles
May 2011

at the 2011 Logie Awards in Melbourne, Australia
July 2011

at the New York City premiere of The Smurfs
August 2011

at the 28th Annual MTV Video Music Awards in Los Angeles
November 2011

at the 2011 MTV Europe Music Awards in Belfast, Northern Ireland
January 2012

in Elie Saab at the 54th Annual GRAMMY Awards in Los Angeles
February 2012

at the 20th Annual Elton John AIDS Foundation Academy Awards Viewing Party in West Hollywood
March 2012

at Nickelodeon's 25th Annual Kids' Choice Awards in Los Angeles
June 2012

in Vawk at the 23nd Annual MuchMusic Video Awards in Toronto
July 2012

at the European premiere of Katy Perry: Part of Me in London
January 2013

in Gucci at the 55th Annual GRAMMY Awards
March 2013

in Hervé Léger by Max Azria at Nickelodeon's 26th Annual Kids' Choice Awards in Los Angeles
May 2013

in Dolce & Gabbana at the 2013 Met Gala in New York City
August 2013

in Emanuel Ungaro at the 2013 MTV Video Music Awards in Brooklyn
January 2014

in Valentino Haute Couture at the 2014 GRAMMYs in Los Angeles
April 2014

at a press event for congressional candidate Marianne Williamson in Los Angeles
August 2014

in Versace with rapper Riff Raff at the 2014 MTV Video Music Awards
March 2015

at a Los Angeles screening of EPIX's Katy Perry: The Prismatic World Tour
February 2015

in Zuhair Murad Couture at the 2015 GRAMMYs in Los Angeles
May 2015

in Moschino gown at the 2015 Met Gala in New York City
September 2015

in Saint Laurent at the 2015 Harper's BAZAAR ICONS Event in New York City
January 2016

in Prada at the 73rd Annual Golden Globe Awards in Los Angeles
May 2016

in Marchesa at amfAR's 23rd Cinema Against AIDS Gala in Cap d'Antibes, France
November 2016

in Marchesa at the 12th Annual UNICEF Snowflake Ball in New York City
October 2016

at the Children's Hospital Los Angeles' "Once Upon a Time" Gala
December 2016

in Cinq à Sept at the Los Angeles premiere of Office Christmas Party
February 2017

in Jean Paul Gaultier at the 2017 Vanity Fair Oscar Party in Beverly Hills, California
May 2017

in John Galliano for Maison Margiela at the 2017 Met Gala
July 2017

in Chanel at the Chanel Haute Couture Fall/Winter 2017-2018 show during Paris Fashion Week
August 2017

in Stéphane Rolland at the 2017 MTV Video Music Awards
May 2018

in Versace at the 2018 Met Gala in New York City
October 2018

in Alexis Mabille at the amfAR Gala Los Angeles 2018 in Beverly Hills, California
November 2018

in Cushnie at the 2018 Baby2Baby Gala in Culver City, California
February 2019

in Balmain at the 61st Annual GRAMMY Awards
May 2019

at the YouTube Music and Katy Perry Fan Experience at YouTube Space LA
May 2019

at the 2019 Met Gala in New York City
August 2019

visiting the SiriusXM Studios in Los Angeles
October 2019

at the David Lynch Foundation's Silence the Violence Benefit in Washington, D.C.
December 2019

at 101.3 KDWB's Jingle Ball 2019 in Minneapolis, Minnesota
March 2020

at the 2020 ICC Women's T20 World Cup Media Opportunity in Melbourne, Australia