The Spice Girls

The Spice Girls pose for photographers in front of Cannes Martinez Hotel on May 11, 1997, during the Cannes Film Festival in Cannes, France.

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The Spice Girls attending the 1997 MTV Video Awards at the Radio City Music Hall in New York on Oct. 24, 1997. From left to right: Victoria Addams (Posh Spice), Geri Halliwell (Ginger Spice), Melanie Brown (Scary Spice), Emma Lee Bunton (Baby Spice) and Melanie Chislom (Sporty Spice).

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Britain's Queen Elizabeth II shakes hands with Geri Halliwell of the Spice Girls as Emma Bunton, Victoria Adams, Melanie Chisholm and Melanie Brown look on after the royal variety performance at London's Victoria Palace Theatre on Dec. 1, 1997.

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The Spice Girls, from left, Melanie Chisholm, Geri Halliwell, Victoria Adams, Melanie Brown and Emma Bunton, attend the 1997 Billboard Music Awards on Dec. 8, 1997, in Las Vegas.

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The Spice Girls, Emma Bunton, Geri Halliwell, Melanie Chisholm, Victoria Adams and Melanie Brown, pose at at a hotel in Paris on Dec. 16, 1997.

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The Spice Girls take center stage in their 1997 film "Spice World."

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The Spice Girls, from left, Geri Halliwell, Melanie Brown, Victoria Adams, Emma Burton and Melanie Chisolm, arrive atop a double-decker bus for a screening of their movie "Spice World" at Planet Hollywood in New York on Jan. 14, 1998.

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From left, Emma Bunton, Victoria Adams, Melanie Brown, Geri Halliwell and Melanie Chisholm of the Spice Girls arrive at the premiere of "Spice World" on Jan. 22, 1998, in Los Angeles.

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The Spice Girls pose for photographs next to their life-size wax models at Madame Tussaud's on Dec. 17, 1999, in London.

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The Spice Girls, from left, Victoria Beckham, Melanie Chisholm, Geri Halliwell, Emma Bunton and Melanie Brown pose during a photocall at Royal Observatory ahead of a news conference they gave announcing their plans for a reunion tour on June 28, 2007, in London.

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The Spice Girls, from left, Emma Burton, Melanie Chisholm, Geri Halliwell, Melanie Brown, and Victoria Beckham, perform during the Victoria's Secret Fashion Show at the Kodak Theatre in Hollywood, Calif., on Nov. 15, 2007.

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The Spice Girls perform at the 2007 Victoria's Secret Fashion Show held at the Kodak Theatre on Nov. 15, 2007, in Hollywood, Calif.

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The Spice Girls, from left, Emma Burton, Melanie Chisholm, Melanie Brown, Geri Halliwell and Victoria Beckham, perform during the Victoria's Secret fashion show at the Kodak Theatre in Hollywood, Calif., on Nov. 15, 2007.

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The Spice Girls arrive on the pink carpet for the 2007 Victoria's Secret Fashion Show on Nov. 15, 2007, at the Kodak Theatre in Hollywood, Calif. From left are Melanie Brown, Emma Bunton, Melanie Chisholm, Geri Halliwell and Victoria Beckham.

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The Spice Girls, from left, Geri Halliwell, Victoria Beckham, Melanie Chisholm, Melanie Brown and Emma Bunton, perform at General Motors Place in Vancouver, Canada, on Dec. 2 2007.

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The Spice Girls perform the first concert of the U.K. leg of their world tour at the O2 Arena on Dec. 15, 2007, in London.

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The Spice Girls pose after naming a Virgin Atlantic Boeing 747 plane "Spice One" in their honor at Los Angeles International Airport on Dec. 12, 2007. From left are Melanie Chisholm, Geri Halliwell, Emma Burton, Melanie Brown and Victoria Beckham.

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The Spice Girls, from left, Victoria Beckham, Geri Halliwell, Melanie Brown, Emma Bunton and Melanie Chisholm attend a photocall to open Virgin Atlantic's new terminal at Heathrow Airport on Dec. 13, 2007, in London.

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The Spice Girls, from left, Melanie Brown, Emma Bunton, Geri Halliwell, Melanie Chishlom and Victoria Beckham, pose backstage prior to the start of the Roberto Cavalli Fall/Winter 2008/2009 men's collection fashion show in Milan, Italy, on Jan. 14, 2008.

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Former Spice Girls Geri Halliwell, right, and Mel B pose with their Brit Award for Best British Performance over the last 30 years for "Wannabe" by the Spice Girls, at the 2010 Brit Awards in London on Feb. 16, 2010.

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The Spice Girls, from left, Melanie Brown, Melanie Chisholm, Geri Halliwell, Emma Bunton and Victoria Beckham, during a photo call at a central London Hotel on June 26, 2012, to launch "Viva Forever," a musical featuring their songs, which will open on Dec. 11, 2012.

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From left, Melanie Chisholm, Emma Bunton, Melanie Brown, Geri Halliwell and Victoria Beckham of the Spice Girls perform during the closing ceremony of the 2012 London Olympic Games at the Olympic stadium in London on Aug. 12, 2012.

From left, Victoria Beckham, Geri Halliwell, Emma Bunton, Melanie Brown and Melanie Chisholm of the Spice Girls perform during the closing ceremony of the London 2012 Olympic Games on Aug. 12, 2012, in London.