Even as Avril Lavigne has matured, she's maintained the stylistic edge she started rocking in 2002 as a pop-punk princess with plenty to say. From "Complicated" to "Head Above Water," here are some of our favorite looks from the low-key fashion influencer.
Avril Lavigne performs at Irving Plaza on July 31, 2002 in New York City.
Avril Lavigne attends the 45th Annual Grammy Awards at Madison Square Garden on Feb. 23, 2003 in New York City.
Avril Lavigne arrives at P. Diddy's MTV Video Music Awards afterparty on Aug. 28, 2003 at Radio City Music Hall in New York City.
Avril Lavigne attends the 17th Annual Nickelodeon Kids' Choice Awards at Pauley Pavillion on April 3, 2004 in Westwood, Calif.
Avril Lavigne visits The Late Show with David Letterman on Sept. 9, 2004 at Ed Sullivan Theater in New York City.
Avril Lavigne attends the 2004 World Music Awards at The Thomas and Mack Center on Sept. 15, 2004 in Las Vegas.
Avril Lavigne attends her birthday party at Element on Sept. 27, 2005 in Los Angeles.
Avril Lavigne arrives at the Us Weekly Hot Hollywood Awards at the Republic Restaurant and Lounge on April 26, 2006 in Los Angeles.
Avril Lavigne attends her The Best Damn Thing release party on April 17, 2007.
Avril Lavigne arrives at the 16th Annual Race to Erase MS event themed 'Rock To Erase MS' co-chaired by Nancy Davis and Tommy Hilfiger at the Hyatt Regency Century Plaza on May 8, 2009 in Century City, Calif.
Avril Lavigne attends the Royal World Premiere of Alice in Wonderland at the Odeon Leicester Square on Feb. 25, 2010 in London, England.
Avril Lavigne seen wearing Abbey Dawn on May 18, 2010 in Los Angeles.
Avril Lavigne attends the 2011 Brit Awards at the O2 Arena on Feb. 15, 2011 in London, England.
Avril Lavigne attends the Abbey Dawn by Avril Lavigne after party presented by Vodio at Catch Roof on Sept. 10, 2012 in New York City.
Avril Lavigne attends her Avril Lavigne release party at the Finale on Nov. 5, 2013 in New York City.
Avril Lavigne arrives at her 30th birthday celebration at the Bank nightclub in the Bellagio Hotel and Casino on Sept. 28, 2014 in Las Vegas.
Taylor Swift and Avril Lavigne performs onstage during Taylor Swift The 1989 World Tour Live In San Diego at PetCo Park on Aug. 29, 2015 in San Diego, Calif.
Avril Lavigne attends the 2016 Pre-Grammy Gala and Salute to Industry Icons honoring Irving Azoff at The Beverly Hilton Hotel on Feb. 14, 2016 in Beverly Hills, Calif.
Avril Lavigne arrives at the 25th Annual Race to Erase MS Gala at The Beverly Hilton Hotel on April 20, 2018 in Beverly Hills, Calif.