US pop icon Madonna performs on stage du

US pop icon Madonna performs on stage during her first ever concert in the Gulf as part of her MDNA world tour at Abu Dhabi's Yas Island Stadium on June 3, 2012. An estimated 25,000 fans cheered and screamed as the Material Girl finally appeared on stage more than two hours late, wearing a skin-tight black outfit from her "Girl Gone Wild" album. AFP PHOTO/MARWAN NAAMANI (Photo credit should read MARWAN NAAMANI/AFP/GettyImages)

US pop icon Madonna (C) performs on stag

US pop icon Madonna (C) performs on stage during her first ever concert in the Gulf as part of her MDNA world tour at Abu Dhabi's Yas Island Stadium on June 3, 2012. An estimated 25,000 fans cheered and screamed as the Material Girl finally appeared on stage more than two hours late, wearing a skin-tight black outfit from her "Girl Gone Wild" album. AFP PHOTO/MARWAN NAAMANI (Photo credit should read MARWAN NAAMANI/AFP/GettyImages)

Fans cheers as US pop icon Madonna perfo

Fans cheers as US pop icon Madonna performs on stage during her first ever concert in the Gulf as part of her MDNA world tour at Abu Dhabi's Yas Island Stadium on June 3, 2012. An estimated 25,000 fans cheered and screamed as the Material Girl finally appeared on stage more than two hours late, wearing a skin-tight black outfit from her "Girl Gone Wild" album. AFP PHOTO/MARWAN NAAMANI (Photo credit should read MARWAN NAAMANI/AFP/GettyImages)

US pop icon Madonna (front) performs on

US pop icon Madonna (front) performs on stage during her first ever concert in the Gulf as part of her MDNA world tour at Abu Dhabi's Yas Island Stadium on June 3, 2012. An estimated 25,000 fans cheered and screamed as the Material Girl finally appeared on stage more than two hours late, wearing a skin-tight black outfit from her "Girl Gone Wild" album. AFP PHOTO/MARWAN NAAMANI (Photo credit should read MARWAN NAAMANI/AFP/GettyImages)

US pop icon Madonna performs on stage du

US pop icon Madonna performs on stage during her first ever concert in the Gulf as part of her MDNA world tour at Abu Dhabi's Yas Island Stadium on June 3, 2012. An estimated 25,000 fans cheered and screamed as the Material Girl finally appeared on stage more than two hours late, wearing a skin-tight black outfit from her "Girl Gone Wild" album. AFP PHOTO/MARWAN NAAMANI (Photo credit should read MARWAN NAAMANI/AFP/GettyImages)

US pop icon Madonna performs on stage du

US pop icon Madonna performs on stage during her first ever concert in the Gulf as part of her MDNA world tour at Abu Dhabi's Yas Island Stadium on June 3, 2012. An estimated 25,000 fans cheered and screamed as the Material Girl finally appeared on stage more than two hours late, wearing a skin-tight black outfit from her "Girl Gone Wild" album. AFP PHOTO/MARWAN NAAMANI (Photo credit should read MARWAN NAAMANI/AFP/GettyImages)

US pop icon Madonna (C) performs on stag

US pop icon Madonna (C) performs on stage during her first ever concert in the Gulf as part of her MDNA world tour at Abu Dhabi's Yas Island Stadium on June 3, 2012. An estimated 25,000 fans cheered and screamed as the Material Girl finally appeared on stage more than two hours late, wearing a skin-tight black outfit from her "Girl Gone Wild" album. AFP PHOTO/MARWAN NAAMANI (Photo credit should read MARWAN NAAMANI/AFP/GettyImages)

US pop icon Madonna performs on stage du

US pop icon Madonna performs on stage during her first ever concert in the Gulf as part of her MDNA world tour at Abu Dhabi's Yas Island Stadium on June 3, 2012. An estimated 25,000 fans cheered and screamed as the Material Girl finally appeared on stage more than two hours late, wearing a skin-tight black outfit from her "Girl Gone Wild" album. AFP PHOTO/MARWAN NAAMANI (Photo credit should read MARWAN NAAMANI/AFP/GettyImages)

US pop icon Madonna (C) performs on stag

US pop icon Madonna (C) performs on stage during her first ever concert in the Gulf as part of her MDNA world tour at Abu Dhabi's Yas Island Stadium on June 3, 2012. An estimated 25,000 fans cheered and screamed as the Material Girl finally appeared on stage more than two hours late, wearing a skin-tight black outfit from her "Girl Gone Wild" album. AFP PHOTO/MARWAN NAAMANI (Photo credit should read MARWAN NAAMANI/AFP/GettyImages)

US pop icon Madonna (2L) performs on sta

US pop icon Madonna (2L) performs on stage during her first ever concert in the Gulf as part of her MDNA world tour at Abu Dhabi's Yas Island Stadium on June 3, 2012. An estimated 25,000 fans cheered and screamed as the Material Girl finally appeared on stage more than two hours late, wearing a skin-tight black outfit from her "Girl Gone Wild" album. AFP PHOTO/MARWAN NAAMANI (Photo credit should read MARWAN NAAMANI/AFP/GettyImages)

US pop icon Madonna (front) performs on

US pop icon Madonna (front) performs on stage during her first ever concert in the Gulf as part of her MDNA world tour at Abu Dhabi's Yas Island Stadium on June 3, 2012. An estimated 25,000 fans cheered and screamed as the Material Girl finally appeared on stage more than two hours late, wearing a skin-tight black outfit from her "Girl Gone Wild" album. AFP PHOTO/MARWAN NAAMANI (Photo credit should read MARWAN NAAMANI/AFP/GettyImages)

US pop icon Madonna (L) performs with a

US pop icon Madonna (L) performs with a dancer on stage during her first ever concert in the Gulf as part of her MDNA world tour at Abu Dhabi's Yas Island Stadium on June 3, 2012. An estimated 25,000 fans cheered and screamed as the Material Girl finally appeared on stage more than two hours late, wearing a skin-tight black outfit from her "Girl Gone Wild" album. AFP PHOTO/MARWAN NAAMANI (Photo credit should read MARWAN NAAMANI/AFP/GettyImages)

US pop icon Madonna performs on stage du

US pop icon Madonna performs on stage during her first ever concert in the Gulf as part of her MDNA world tour at Abu Dhabi's Yas Island Stadium on June 3, 2012. An estimated 25,000 fans cheered and screamed as the Material Girl finally appeared on stage more than two hours late, wearing a skin-tight black outfit from her "Girl Gone Wild" album. AFP PHOTO/MARWAN NAAMANI (Photo credit should read MARWAN NAAMANI/AFP/GettyImages)

US pop icon Madonna (front) performs on

US pop icon Madonna (front) performs on stage during her first ever concert in the Gulf as part of her MDNA world tour at Abu Dhabi's Yas Island Stadium on June 3, 2012. An estimated 25,000 fans cheered and screamed as the Material Girl finally appeared on stage more than two hours late, wearing a skin-tight black outfit from her "Girl Gone Wild" album. AFP PHOTO/MARWAN NAAMANI (Photo credit should read MARWAN NAAMANI/AFP/GettyImages)

US pop icon Madonna performs on stage du

US pop icon Madonna performs on stage during her first ever concert in the Gulf as part of her MDNA world tour at Abu Dhabi's Yas Island Stadium on June 3, 2012. An estimated 25,000 fans cheered and screamed as the Material Girl finally appeared on stage more than two hours late, wearing a skin-tight black outfit from her "Girl Gone Wild" album. AFP PHOTO/MARWAN NAAMANI (Photo credit should read MARWAN NAAMANI/AFP/GettyImages)