Britney Spears (01 of43)
Open Image ModalBritney Spears poses in the press room with her award for Favorite Pop Artist at the 40th annual People\'s Choice Awards at Nokia Theatre L.A. Live on Wednesday, Jan. 8, 2014, in Los Angeles. (credit:AP)
Britney Spears (02 of43)
Open Image ModalBritney Spears arrives at 2014 Elton John Oscar Viewing and After Party Mar. 2, 2014 in West Hollywood, California. (credit:AP)
Britney Spears(03 of43)
Open Image ModalFILE - In this Tuesday, Sept. 17, 2013 file photo, Britney Spears arrives for the announcement for her new show at Planet Hollywood Vegas in Las Vegas. Talking to the Associated Press in London, Tuesday Oct. 15, 2013, the 31-year old singer says these days she juggles the demands of an international singing career with taking care of her two sons. (Photo by Al Powers/Invision/AP, File) (credit:AP)
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Open Image ModalBritney Spears introduces Miley Cyrus at IHeartRadio Music Festival, day 2, Saturday, Sept. 21, 2013 in Las Vegas, NV. (Photo by Al Powers/Powers Imagery/Invision /AP) (credit:AP)
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Open Image ModalBrittany Spears announces her new show at Planet Hollywood Vegas on Tuesday, Sept. 17, 2013 in Las Vegas. (Photo by Al Powers/Invision/AP) (credit:AP)
Britney Spears(06 of43)
Open Image ModalSinger Britney Spears arrives at the world premiere of \"The Smurfs 2\" at the Regency Village Theatre on Sunday, July 28, 2013 in Los Angeles. (Photo by Jordan Strauss/Invision/AP) (credit:AP)
Britney Spears(07 of43)
Open Image ModalSinger Britney Spears arrives at the 2013 Elton John Oscar Party in West Hollywood, Calif. on Sunday, Feb. 24, 2013. (Dan Steinberg/Invision/AP) (credit:AP)
Jimmy Bennett, Britney Spears(08 of43)
Open Image ModalJimmy Bennett, right, poses with a wax figure of Britney Spears at the after party for the LA premiere of \"Movie 43\" at Madame Tussauds on Wednesday, Jan. 23, 2013, in Los Angeles. (Photo by John Shearer/Invision/AP) (credit:AP)
Britney Spears(09 of43)
Open Image ModalFILE - This Nov. 5, 2012 file photo shows singer and celebrity judge Britney Spears at the \"X-Factor\" Finalists Party in Los Angeles. A person familiar with plans for Fox\'s \"The X Factor\" says Britney Spears is out of the show. Spears was a mentor on the singing contest for one season, reportedly drawing a $15 million paycheck but failing to pull reviews to match. The person who confirmed reports of her departure wasn\'t authorized to comment publicly, speaking Thursday on condition of anonymity. (Photo by Jordan Strauss/Invision/AP, file) (credit:AP)
Britney Spears(10 of43)
Open Image ModalSinger Britney Spears attends \"The X-Factor\" viewing party at Mixology on Thursday, Dec. 6, 2012, in Los Angeles. (Photo by Dan Steinberg/Invision/AP) (credit:AP)
Britney Spears(11 of43)
Open Image ModalBritney Spears arrives at the \"X Factor\" season finale press conference at CBS Studios on Monday, Dec. 17, 2012, in Los Angeles. (Photo by Richard Shotwell/Invision/AP) (credit:AP)
Britney Spears(12 of43)
Open Image ModalBritney Spears arrives at the \"X-Factor\" Finalists Party on Monday, Nov. 5, 2012, in Los Angeles. (Photo by Jordan Strauss/Invision/AP) (credit:AP)
Britney Spears(13 of43)
Open Image ModalBritney Spears attends \"The X Factor\" season two premiere at Grauman\'s Chinese Theatre on Tuesday, Sept. 11, 2012, in Los Angeles. (Photo by Jordan Strauss/Invision/AP) (credit:AP)
Britney Spears(14 of43)
Open Image ModalNew \"X Factor\" judge Britney Spears attends the FOX network upfront presentation party at Wollman Rink, Monday, May 14, 2012 in New York. (AP Photo/Evan Agostini) (credit:AP)
Britney Spears(15 of43)
Open Image ModalFILE - In this Sept. 27, 2011 file photo, singer Britney Spears performs on a stage during a concert in Kiev, Ukraine, during her European Femme Fatale Tour. A source says she is joining Simon Cowell\'s singing contest as a judge on the singing competition series \"The X-Factor.\"(AP Photo/Leonid Naidiouk, file) (credit:AP)
Britney Spears(16 of43)
Open Image ModalFILE - In this Sept. 24, 2011 file photo, singer Britney Spears performs on a stage during a concert in Moscow, Russia, during her European tour. A source says she is joining Simon Cowell\'s singing contest as a judge on the singing competition series \"The X-Factor.\" (AP Photo, file) (credit:AP)
Britney Spears(17 of43)
Open Image ModalFILE - In this Feb. 11, 2012 file photo, singer Britney Spears arrives at the Pre-GRAMMY Gala & Salute to Industry Icons with Clive Davis honoring Richard Branson in Beverly Hills, Calif. A source says she is joining Simon Cowell\'s singing contest as a judge on the singing competition series \"The X-Factor.\" (AP Photo/Vince Bucci, file) (credit:AP)
Britney Spears(18 of43)
Open Image ModalBritney Spears performs during a free outdoor concert at the Revolution Monument in Mexico City, Sunday Dec. 4, 2011. (AP Photo/Marco Ugarte) (credit:AP)
Britney Spears(19 of43)
Open Image ModalBritney Spears performs on stage during a concert in Kiev, Ukraine, Tuesday, Sept. 27, 2011. Spears performs in Moscow, St. Petersburg and Kiev as part of her European Femme Fatale tour. (AP Photo/Yaroslav Debelyi) (credit:AP)
Britney Spears(20 of43)
Open Image ModalBritney Spears performs on a stage during a concert in Kiev, Ukraine, Tuesday late, Sept. 27, 2011. Britney Spears performs in Moscow, St.Petersburg and Kiev as part of her European Femme Fatale Tour. (AP Photo/Leonid Naidiouk) (credit:AP)
Britney Spears(21 of43)
Open Image ModalBritney Spears performs on a stage during a concert in Moscow, Russia, Saturday, Sept. 24, 2011. Britney Spears performs in Moscow, St.Petersburg and Kiev as part of her European tour. (AP Photo) (credit:AP)
Britney Spears(22 of43)
Open Image ModalFILE - In this Aug. 9, 2009 file photo, Britney Spears arrives at the Teen Choice Awards in Universal City, Calif. (AP Photo/Matt Sayles, file) (credit:AP)
Britney Spears - MTV Awards(23 of43)
Open Image ModalBritney Spears arriving at the MTV Video Music Awards, Radio City Music Hall, New York, USA. (credit:PA)
Britney Spears(24 of43)
Open Image ModalBritney Spears walks onstage at \"We Will Always Love You: A Grammy Salute to Whitney Houston,\" at Nokia Theatre on Thursday, Oct. 11, 2012, in Los Angeles. The one-hour concert tribute will air on CBS on Nov. 16. (Photo by Chris Pizzello/Invision/AP) (credit:AP)
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Open Image ModalIn this Thursday, May 24, 2012 photo released by Fox, singer Britney Spears arrives at the taping of \"The X-Factor,\" in Austin, Texas. Spears will be a judge on the second season of the singing competition series. (AP Photo/Fox, Frank Micelotta) (credit:AP)
Capital FM Britney Spears(26 of43)
Open Image ModalAmerican pop singer Britney Spears arrives at the Royal Lancaster Hotel in central London for the Capital FM London Awards. (credit:PA)
MTV/Spears(27 of43)
Open Image ModalAmerican teenage pop singer Britney Spears arrives at The Point Dublin for the 1999 MTV Europe Music Awards. Britney won four awards for Best Female performer, Best Breakthrough Act, Best Song and Best Pop Act. (credit:PA)
Britney Spears Party(28 of43)
Open Image ModalPop singer Britney Spears at Planet Hollywood where she hosted her Farewell European Tour Party for celebrity friends and supporters. (credit:PA)
Britney in Madison Square(29 of43)
Open Image ModalPop singer Britney Spears performs on stage at Madison Square Garden in New York City. (credit:PA)
BRITNEY SPEARS IN KNIGHTSBRIDGE(30 of43)
Open Image ModalSinger Britney Spears, leaving the Mandarin Oriental Hotel in Knightsbridge, London, during her whirlwind promotional visit to the UK. *24/01/02: Pop princess Britney Spears ( left), who has admitted exchanging e-mails with Prince William (right) about setting up a date, it was reported. An audience member on The Frank Skinner Show told The Sun that Spears said they had talked about going for a meal but nothing came of it. The 20-year-old starlet came clean during a recorded interview with the funnyman (credit:PA)
Crossroads Premiere / Britney Spears(31 of43)
Open Image ModalAmerican singer and actress Britney Spears arrives for the premiere of her debut feature film \'Crossroads\' at the Odeon in Leicester Square, London. *21/06/02 American singer and actress Britney Spears. : Pop princess Britney Spears is the most powerful celebrity on the planet, according to a poll published today, Friday 21st June 2002. The 20-year-old star topped the Forbes Global Celebrity 100 list which ranks the movers and shakers in the worlds of showbiz and sport. Spears shot up from fourth place in 2001 to take the title in the poll which takes into account earnings, website hits and media coverage. (credit:PA)
Britney Spears - MTV Video Music Awards(32 of43)
Open Image ModalBritney Spears arriving for the MTV Video Music Awards at Radio City Music Hall in New York, USA. (credit:PA)
Britney Spears Party at the Rex Club(33 of43)
Open Image ModalAmerican singer Britney Spears arrives for her party, held at the Rex Club in central London. (credit:PA)
Britney Spears in London(34 of43)
Open Image ModalAmerican singer and actress Britney Spears at a photocall ahead of the premiere of her film Crossroads, at the Mandarin Oriental Hotel in Knightsbridge, London. (credit:PA)
My VH1 Britney Spears(35 of43)
Open Image ModalAmerican pop star Britney Spears arriving at the My VH1 Awards 2000, at the Shrine Auditorium in Los Angeles. (credit:PA)
Britney Spears Sighting - London(36 of43)
Open Image ModalBritney Spears is seen shopping in the Knightsbridge, London (credit:PA)
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Open Image ModalBritney Spears introduces Miley Cyrus at IHeartRadio Music Festival, day 2, Saturday, Sept. 21, 2013 in Las Vegas, NV. (Photo by Al Powers/Powers Imagery/Invision /AP) (credit:AP)
21st Annual Elton John AIDS Foundation's Oscar Viewing Party - Arrivals(38 of43)
Open Image ModalLOS ANGELES, CA - FEBRUARY 24: Singer Britney Spears arrives at the 21st Annual Elton John AIDS Foundation\'s Oscar Viewing Party on February 24, 2013 in Los Angeles, California. (Photo by Frederick M. Brown/Getty Images) (credit:Getty Images)
Fox's "The X Factor" Season Finale - Night 1(39 of43)
Open Image ModalLOS ANGELES, CA - DECEMBER 19: Singer Britney Spears and X Factor finalist Carly Rose Sonenclar, arrive at Fox\'s \'The X Factor\' Season Finale Night 1 at CBS Televison City on December 19, 2012 in Los Angeles, California. (Photo by Frazer Harrison/Getty Images) (credit:Getty Images)
Fox's "The X Factor" Season Finale News Conference(40 of43)
Open Image ModalLOS ANGELES, CA - DECEMBER 17: X Factor Judge Britney Spears (R) and contestant Carly Rose Sonenclar attend Fox\'s \'The X Factor\' season finale news conference at CBS Televison City on December 17, 2012 in Los Angeles, California. (Photo by Jason Merritt/Getty Images) (credit:Getty Images)
Fox's "The X Factor" Season Finale News Conference(41 of43)
Open Image ModalLOS ANGELES, CA - DECEMBER 17: X Factor Judge Britney Spears (R) and contestant Carly Rose Sonenclar attend Fox\'s \'The X Factor\' season finale news conference at CBS Televison City on December 17, 2012 in Los Angeles, California. (Photo by Jason Merritt/Getty Images) (credit:Getty Images)
US-ENTERTAINMENT-BRITNEY SPEARS-WAX(42 of43)
Open Image ModalA US singer Britney Spears wax figure is unveiled in front of Madame Tussauds, in New York, March 26, 2013. Britney Spears will joint a star-studded line up of wax figures, standing along recording artists such as Justin Bieber, Taylor Swift, Lady Gaga and dozens more. AFP PHOTO/Emmanuel Dunand (Photo credit should read EMMANUEL DUNAND/AFP/Getty Images) (credit:Getty Images)
102.7 KIIS FM's Wango Tango 2013 - Arrivals(43 of43)
Open Image ModalCARSON, CA - MAY 11: Singer Britney Spears attends 102.7 KIIS FM\'s Wango Tango 2013 held at The Home Depot Center on May 11, 2013 in Carson, California. (Photo by Frazer Harrison/Getty Images) (credit:Getty Images)