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Singer Beyonce performs on her "Mrs. Carter Show World Tour 2013", on Friday, April 19, 2013 at the Slovnaft Arena in Bratislava, Slovakia . (Photo by Frank Micelotta/Invision for Parkwood Entertainment/AP Images. ( The Mrs. Carter Show World Tour 2013 - Bratislava )

Singer Beyonce performs on her "Mrs. Carter Show World Tour 2013", on Saturday June 29, 2013, in Las Vegas, Nevada. (Photo by Frank Micelotta/Invision for Parkwood Entertainment/AP Images) ( Beyonce - Mrs Carter World Tour - Las Vegas )

Singer Beyonce performs on her "Mrs. Carter Show World Tour 2013", on Friday, April 19, 2013 at the Slovnaft Arena in Bratislava, Slovakia . Beyonce is wearing a lilac jacket and boots by Pucci. (Photo by Frank Micelotta/Invision for Parkwood Entertainment/AP Images. ( The Mrs. Carter Show World Tour 2013 - Bratislava )

Singer Beyonce performs on her "Mrs. Carter Show World Tour 2013", on Wednesday, April 17, 2013 at the Arena Zagreb in Zagreb, Croatia. Beyonce is wearing a gold and black one-piece with skirt by designer David Koma. (Photo by Frank Micelotta/Invision for Parkwood Entertainment/AP Images. ( The Mrs. Carter Show World Tour 2013 - Zagreb )

Singer Beyonce performs on her "Mrs. Carter Show World Tour 2013," on Saturday, Sept. 28, 2013 at the Coliceo de Puerto Rico in San Juan, Puerto Rico. (Photo by Robin Harper/Invision for Parkwood Entertainment/AP Images) ( Beyonce - Mrs. Carter World Tour - San Juan, Puerto Rico )

Singer Beyonce performs on her "Mrs. Carter Show World Tour 2013", on Wednesday, April 17, 2013 at the Arena Zagreb in Zagreb, Croatia. Beyonce is wearing a lilac jacket and boots by Pucci. (Photo by Frank Micelotta/Invision for Parkwood Entertainment/AP Images. ( The Mrs. Carter Show World Tour 2013 - Zagreb )

Fans in the audience at Beyonce's "Mrs. Carter Show World Tour 2013", on Monday, April 22, 2013 at the Ziggo Dome in Amsterdam, Netherlands. (Photo by Frank Micelotta/Invision for Parkwood Entertainment/AP Images. ( The Mrs. Carter Show World Tour 2013 - Amsterdam )

Singer Beyonce performs during her "Mrs. Carter Show World Tour 2013", on Monday, July 29, 2013 at the Verizon Center in Washington, DC. (Photo by Robin Harper/Invision for Parkwood Entertainment/AP Images) ( Beyonce - Mrs Carter World Tour - Washington DC )

Singer Beyonce performs on her "Mrs. Carter Show World Tour 2013", on Monday, July 22, 2013 at the Bell Centre in Montreal, Canada. (Photo by Nick Farrell/Invision for Parkwood Entertainment/AP Images) ( Beyonce - Mrs Carter World Tour - Montreal )

Fans attend the Beyonce "Mrs. Carter Show World Tour 2013", on Friday, April 19, 2013 at the Slovnaft Arena in Bratislava, Slovakia. (Photo by Frank Micelotta/Invision for Parkwood Entertainment/AP Images) ( The Mrs. Carter Show World Tour 2013 - Bratislava )

On Wednesday July 10, 2013, Beyonce performs on her "Mrs. Carter Show World Tour 2013" at the BB&T Center in Ft. Lauderdale, Fla. (Photo by Robin Harper/Invision for Parkwood Entertainment/AP Images) ( Beyonce - Mrs Carter World Tour - Ft. Lauderdale )

Singer Beyonce performs on stage during her Mrs. Carter Show World Tour 2013, on Wednesday, May 29, 2013, at the Ericsson Globe in Stockholm, Sweden. (Photo by Yosra El-Essawy/Invision for Parkwood Entertainment/AP Images)- ( The Mrs. Carter Show World Tour 2013- Stockholm )

Singer Beyonce performs on her "Mrs. Carter Show World Tour 2013", on Wednesday, July 17, 2013 at the United Center in Chicago, Illinois. (Photo by Robin Harper/Invision for Parkwood Entertainment/AP Images) ( Beyonce - Mrs Carter World Tour - Chicago )

Singer Beyonce performs on her "Mrs. Carter Show World Tour 2013", on Saturday June 29, 2013, in Las Vegas, Nevada. (Photo by Frank Micelotta/Invision for Parkwood Entertainment/AP Images) ( Beyonce - Mrs Carter World Tour - Las Vegas )

Singer Beyonce performs on her "Mrs. Carter Show World Tour 2013," on Saturday, Sept. 28, 2013 at the Coliceo de Puerto Rico in San Juan, Puerto Rico. (Photo by Robin Harper/Invision for Parkwood Entertainment/AP Images) ( Beyonce - Mrs. Carter World Tour - San Juan, Puerto Rico )

Singer Beyonce performs on her "Mrs. Carter Show World Tour 2013", during the BET Experience music festival on Friday June 28, 2013, in Los Angeles. (Photo by Frank Micelotta/Invision for Parkwood Entertainment/AP Images) ( Beyonce - Mrs Carter World Tour - Los Angeles )

Fans at the Beyonce "Mrs. Carter Show World Tour 2013", on Tuesday, May 28, 2013, at the Telenor Arena in Oslo, Norway. (Photo by Yosra El-Essawy/Invision for Parkwood Entertainment/AP Images)- ( The Mrs. Carter Show World Tour 2013- Oslo )

Singer Beyonce performs on stage during her Mrs. Carter Show World Tour 2013, on Friday, April 26, 2013, at the LG Arena in Birmingham, UK. (Photo by Joel Ryan/Invision for Parkwood Entertainment/AP) ( The Mrs. Carter Show World Tour 2013- Birmingham )

Singer Beyonce performs the song "Grown Woman" with dancers "Les Twins" on her "Mrs. Carter Show World Tour 2013", on Wednesday, April 24, 2013 at the Palais Omni Sport Bercy in Paris, France. Beyonce is wearing a custom printed romper with bustle by designer Kenzo. (Photo by Frank Micelotta/Invision for Parkwood Entertainment/AP Images. ( The Mrs. Carter Show World Tour 2013 - Paris )

Singer Beyonce performs on her "Mrs. Carter Show World Tour 2013", during the BET Experience music festival on Friday June 28, 2013, in Los Angeles. (Photo by Frank Micelotta/Invision for Parkwood Entertainment/AP Images) ( Beyonce - Mrs Carter World Tour - Los Angeles )

On Wednesday July 10, 2013, Beyonce performs on her "Mrs. Carter Show World Tour 2013" at the BB&T Center in Ft. Lauderdale, Fla. (Photo by Robin Harper/Invision for Parkwood Entertainment/AP Images) ( Beyonce - Mrs Carter World Tour - Ft. Lauderdale )

Singer Beyonce performs during her Mrs. Carter Show World Tour 2013 on Friday, August 2, 2013 at the Mohegan Sun Arena in Uncasville, Connecticut. (Photo by Rob Hoffman/Invision for Parkwood Entertainment/AP Images) ( Beyonce - Mrs Carter World Tour - Uncasville )

Singer Beyonce performs on her "Mrs. Carter Show World Tour 2013", on Wednesday, April 17, 2013 at the Arena Zagreb in Zagreb, Croatia. Beyonce is wearing a cobalt blue hand beaded jumpsuit by designer Vrettos Vrettakos. (Photo by Yosra El-Essawy/Invision for Parkwood Entertainment/AP Images. ( The Mrs. Carter Show World Tour 2013 - Zagreb )

Singer Beyonce performs on her "Mrs. Carter Show World Tour 2013," on Tuesday, Sept. 17, 2013 at the Estadio Nacional in Brasilia, Brazil. (Photo by Nick Farrell/Invision for Parkwood Entertainment/AP Images) ( Beyonce Performance - Brazil )

Jay Z, left, joins his wife Beyonce onstage during Beyonce's "Mrs. Carter Show World Tour 2013", on Monday, Aug. 5, 2013 at the Barclays Center in the Brooklyn borough of New York. (Photo by Robin Harper/Invision for Parkwood Entertainment/AP Images) ( Beyonce - Mrs Carter World Tour - Brooklyn )

Singer Beyonce performs on her "Mrs. Carter Show World Tour 2013", on Saturday June 29, 2013, in Las Vegas, Nevada. (Photo by Frank Micelotta/Invision for Parkwood Entertainment/AP Images) ( Beyonce - Mrs Carter World Tour - Las Vegas )

Singer Beyonce performs on her "Mrs. Carter Show World Tour 2013" at Staples Center on Monday, July 1, 2013, in Los Angeles. Beyonce is wearing a custom hand beaded one-piece by Givenchey. (Photo by Frank Micelotta/Invision for Parkwood Entertainment/AP Images) ( Beyonce - Mrs Carter World Tour Los Angeles Day 2 )

Fans attend the "Mrs. Carter Show World Tour 2013" at Staples Center on Monday, July 1, 2013, in Los Angeles. (Photo by Frank Micelotta/Invision for Parkwood Entertainment/AP Images) ( Beyonce - Mrs Carter World Tour Los Angeles Day 2 )

On Monday July 8, 2013, Singer Beyonce performs on her "Mrs. Carter Show World Tour 2013" during the Essence Festival at the Superdome in New Orleans. (Photo by Frank Micelotta/Invision for Parkwood Entertainment/AP Images) ( Beyonce - Mrs Carter World Tour New Orleans )