Photos: Britney Spears through the years
Britney Spears speaks on stage during the Teen Choice Awards on Sunday, August 16. Click through the gallery to see other moments from her life and career.
Photos: Britney Spears through the years
As a youngster, Spears was a member of the a new generation of the "Mickey Mouse Club." She's shown here sitting next to Ryan Gosling in the front row. From left in the back row are T. J. Fantini, Tate Lynche, Nikki Deloach, Christina Aguilera and Justin Timberlake.
Photos: Britney Spears through the years
Spears bounced onto the scene in 1999 with her first studio album "Baby One More Time."
Photos: Britney Spears through the years
Spears famously performs with a snake draped over her shoulders at the 2001 MTV Video Music Awards.
Photos: Britney Spears through the years
In 2001, Spears appears on the red carpet with then-boyfriend and fellow Mouseketeer Justin Timberlake.
Photos: Britney Spears through the years
In 2002, Taryn Manning, Spears and Zoe Saldana appeared in the film "Crossroads."
Photos: Britney Spears through the years
Spears and her younger sister, Jamie Lynn, appear at the Teen Choice Awards in 2002.
Photos: Britney Spears through the years
In 2003, Spears and Madonna set tongues wagging as they kissed during the opening performance of the MTV Video Music Awards.
Photos: Britney Spears through the years
Spears receives a star on the Hollywood Walk of Fame in 2003.
Photos: Britney Spears through the years
Spears and then-husband Kevin Federline arrive at the 2004 Billboard Music Awards.
Photos: Britney Spears through the years
A New York Daily News front page dated February 18, 2007, shows Spears after she shaved her head. Headlines at the time focused on whether the star was in the midst of a breakdown.
Photos: Britney Spears through the years
Spears performs at the 2007 MTV Video Music Awards.
Photos: Britney Spears through the years
The singer arrives at the Los Angeles County Superior courthouse in 2008 for a hearing regarding visitation rights for her two sons.
Photos: Britney Spears through the years
Spears poses in the press room at the 2008 MTV Video Music Awards.
Photos: Britney Spears through the years
Spears poses with her sons, Preston and Jayden, at the Magic Kingdom in Lake Buena Vista, Florida, in 2009.
Photos: Britney Spears through the years
Spears and Rihanna perform at the 2011 Billboard Music Awards.
Photos: Britney Spears through the years
From left, contestant Carly Rose Sonenclar, judge Britney Spears and contestant Diamond White appear on Fox's "The X Factor" in 2012.
Photos: Britney Spears through the years
Spears and her boyfriend David Lucado go out for a stroll in 2013.
Photos: Britney Spears through the years
Spears released a new album, "Britney Jean," in 2013.
Photos: Britney Spears through the years
Spears began a two-year residency at Planet Hollywood Resort & Casino in Las Vegas on December 27, 2013.
Photos: Britney Spears through the years
Spears takes the stage at the 2014 People's Choice Awards to accept the favorite pop artist award.
Photos: Britney Spears through the years
Spears and Iggy Azalea perform at the 2015 Billboard Music Awards. They released a song together called "Pretty Girls."