William attends Centrepoint Gala Dinner(01 of32)
Open Image ModalFile photo dated 26/11/13 of the Duke of Cambridge (right) and Taylor Swift (left) listening as Jon Bon Jovi plays a guitar solo during a performance at the Centrepoint Gala Dinner at Kensington Palace, London. (credit:PA)
The Duke Of Cambridge Attends The Winter Whites Gala In Aid Of Centrepoint(02 of32)
Open Image ModalLONDON, ENGLAND - NOVEMBER 26: Singer Taylor Swift arrives at Kensington Palace for the Centrepoint Winter Whites Gala on November 26, 2013 in London, England. (Photo by Chris Jackson/Getty Images) (credit:Getty Images)
William attends Centrepoint Gala Dinner(03 of32)
Open Image ModalUS entertainers Jon Bon Jovi, left and Taylor Swift, talk, during the Winter Whites Gala in aid of Centrepoint which was attended by Britain's Prince William, the Duke of Cambridge, at Kensington Palace, in London, Tuesday Nov. 26, 2013. Centrepoint is a charity supporting homeless young people aged 16-25 and the Duke is patron of the organisation. At centre is Bon Jovi's daughter Stephanie. (AP Photo/PA, Dominic Lipinski, Pool) (credit:AP)
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Open Image ModalUS entertainer Taylor Swift, left talks with Britain's Prince William , the Duke of Cambridge, during the Winter Whites Gala in aid of Centrepoint at Kensington Palace, in London, Tuesday Nov. 26, 2013. Centrepoint is a charity supporting homeless young people aged 16-25 and the Duke is patron of the organisation. (AP Photo/PA, Dominic Lipinski, Pool) (credit:AP)
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Open Image ModalUS entertainers Jon Bon Jovi, centre and Taylor Swift, pose, during the Winter Whites Gala in aid of Centrepoint which was attended by Britain's Prince William, the Duke of Cambridge, at Kensington Palace, in London, Tuesday Nov. 26, 2013. Centrepoint is a charity supporting homeless young people aged 16-25 and the Duke is patron of the organisation. (AP Photo/PA, Dominic Lipinski, Pool) (credit:AP)
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Open Image ModalBritain's Prince William, the Duke of Cambridge, right, talks with US musician Jon Bon Jovi, during the Winter Whites Gala in aid of Centrepoint, at Kensington Palace, in London, Tuesday Nov. 26, 2013. Centrepoint is a charity supporting homeless young people aged 16-25 and the Duke is patron of the organisation. (AP Photo/PA, Dominic Lipinski, Pool) (credit:AP)
The Duke Of Cambridge Attends The Winter Whites Gala In Aid Of Centrepoint(07 of32)
Open Image ModalLONDON, ENGLAND - NOVEMBER 26: Singer Taylor Swift arrives at Kensington Palace for the Centrepoint Winter Whites Gala on November 26, 2013 in London, England. (Photo by Chris Jackson/Getty Images) (credit:Getty Images)
The Duke Of Cambridge Attends The Winter Whites Gala In Aid Of Centrepoint(08 of32)
Open Image ModalLONDON, ENGLAND - NOVEMBER 26: Singer Taylor Swift arrives at Kensington Palace for the Centrepoint Winter Whites Gala on November 26, 2013 in London, England. (Photo by Chris Jackson/Getty Images) (credit:Getty Images)
The Duke Of Cambridge Attends The Winter Whites Gala In Aid Of Centrepoint(09 of32)
Open Image ModalLONDON, ENGLAND - NOVEMBER 26: Singer Tinie Tempah arrives at Kensington Palace for the Centrepoint Winter Whites Gala on November 26, 2013 in London, England. (Photo by Chris Jackson/Getty Images) (credit:Getty Images)
The Duke Of Cambridge Attends The Winter Whites Gala In Aid Of Centrepoint(10 of32)
Open Image ModalLONDON, ENGLAND - NOVEMBER 26: Prince William, Duke of Cambridge speaks to Centrepoint Ambassadors and BBC Radio DJs Sara Cox and Scott Mills at Kensington Palace for the Centrepoint Winter Whites Gala on November 26, 2013 in London, England. (Photo by Dominic Lipinski - WPA Pool/Getty Images) (credit:Getty Images)
The Duke Of Cambridge Attends The Winter Whites Gala In Aid Of Centrepoint(11 of32)
Open Image ModalLONDON, ENGLAND - NOVEMBER 26: Singer Tinie Tempah and Eliza Doolittle arrive at Kensington Palace for the Centrepoint Winter Whites Gala on November 26, 2013 in London, England. (Photo by Chris Jackson/Getty Images) (credit:Getty Images)
The Duke Of Cambridge Attends The Winter Whites Gala In Aid Of Centrepoint(12 of32)
Open Image ModalLONDON, ENGLAND - NOVEMBER 26: Singer Tinie Tempah arrives at Kensington Palace for the Centrepoint Winter Whites Gala on November 26, 2013 in London, England. (Photo by Chris Jackson/Getty Images) (credit:Getty Images)
The Duke Of Cambridge Attends The Winter Whites Gala In Aid Of Centrepoint(13 of32)
Open Image ModalLONDON, ENGLAND - NOVEMBER 26: Singer Tinie Tempah arrives at Kensington Palace for the Centrepoint Winter Whites Gala on November 26, 2013 in London, England. (Photo by Chris Jackson/Getty Images) (credit:Getty Images)
The Duke Of Cambridge Attends The Winter Whites Gala In Aid Of Centrepoint(14 of32)
Open Image ModalLONDON, ENGLAND - NOVEMBER 26: Singer Taylor Swift arrives at Kensington Palace for the Centrepoint Winter Whites Gala on November 26, 2013 in London, England. (Photo by Chris Jackson/Getty Images) (credit:Getty Images)
The Duke Of Cambridge Attends The Winter Whites Gala In Aid Of Centrepoint(15 of32)
Open Image ModalLONDON, ENGLAND - NOVEMBER 26: Prince William, Duke of Cambridge meets singer Taylor Swift at Kensington Palace for the Centrepoint Winter Whites Gala on November 26, 2013 in London, England. (Photo by Dominic Lipinski - WPA Pool/Getty Images) (credit:Getty Images)
The Duke Of Cambridge Attends The Winter Whites Gala In Aid Of Centrepoint(16 of32)
Open Image ModalLONDON, ENGLAND - NOVEMBER 26: Singer Taylor Swift arrives at Kensington Palace for the Centrepoint Winter Whites Gala on November 26, 2013 in London, England. (Photo by Chris Jackson/Getty Images) (credit:Getty Images)
The Duke Of Cambridge Attends The Winter Whites Gala In Aid Of Centrepoint(17 of32)
Open Image ModalLONDON, ENGLAND - NOVEMBER 26: Prince William, Duke of Cambridge meets singer Taylor Swift at Kensington Palace for the Centrepoint Winter Whites Gala on November 26, 2013 in London, England. (Photo by Dominic Lipinski - WPA Pool/Getty Images) (credit:Getty Images)
The Duke Of Cambridge Attends The Winter Whites Gala In Aid Of Centrepoint(18 of32)
Open Image ModalLONDON, ENGLAND - NOVEMBER 26: Prince William, Duke of Cambridge meets singer Taylor Swift at Kensington Palace for the Centrepoint Winter Whites Gala on November 26, 2013 in London, England. (Photo by Dominic Lipinski - WPA Pool/Getty Images) (credit:Getty Images)
The Duke Of Cambridge Attends The Winter Whites Gala In Aid Of Centrepoint(19 of32)
Open Image ModalLONDON, ENGLAND - NOVEMBER 26: Prince William, Duke of Cambridge meets Jon Bon Jovi at Kensington Palace for the Centrepoint Winter Whites Gala on November 26, 2013 in London, England. (Photo by Dominic Lipinski - WPA Pool/Getty Images) (credit:Getty Images)
The Duke Of Cambridge Attends The Winter Whites Gala In Aid Of Centrepoint(20 of32)
Open Image ModalLONDON, ENGLAND - NOVEMBER 26: Singer Taylor Swift arrives at Kensington Palace for the Centrepoint Winter Whites Gala on November 26, 2013 in London, England. (Photo by Chris Jackson/Getty Images) (credit:Getty Images)
The Duke Of Cambridge Attends The Winter Whites Gala In Aid Of Centrepoint(21 of32)
Open Image ModalLONDON, ENGLAND - NOVEMBER 26: Prince William, Duke of Cambridge speaks to Centrepoint Ambassadors and BBC Radio 1 DJs Sara Cox and Scott Mills at Kensington Palace for the Centrepoint Winter Whites Gala on November 26, 2013 in London, England. (Photo by Dominic Lipinski - WPA Pool/Getty Images) (credit:Getty Images)
William attends Centrepoint Gala Dinner(22 of32)
Open Image ModalFile photo dated 26/11/13 of the Duke of Cambridge (right) singing with Taylor Swift (left) and Jon Bon Jovi at the Centrepoint Gala Dinner at Kensington Palace, London. (credit:PA)
William attends Centrepoint Gala Dinner(23 of32)
Open Image ModalFile photo dated 26/11/13 of the Duke of Cambridge (right) singing with Taylor Swift (left) and Jon Bon Jovi at the Centrepoint Gala Dinner at Kensington Palace, London. (credit:PA)
William attends Centrepoint Gala Dinner(24 of32)
Open Image ModalFile photo dated 26/11/13 of the Duke of Cambridge (right) singing with Taylor Swift (left) and Jon Bon Jovi at the Centrepoint Gala Dinner at Kensington Palace, London. (credit:PA)
William attends Centrepoint Gala Dinner(25 of32)
Open Image ModalFile photo dated 26/11/13 of the Duke of Cambridge (right) straightens his bow tie before singing with Taylor Swift (left) and Jon Bon Jovi at the Centrepoint Gala Dinner at Kensington Palace, London. (credit:PA)
William attends Centrepoint Gala Dinner(26 of32)
Open Image ModalFile photo dated 26/11/13 of the Duke of Cambridge (right) shaking hands with Jon Bon Jovi after singing with him and Taylor Swift (not pictured) at the Centrepoint Gala Dinner at Kensington Palace, London. (credit:PA)
William, Taylor Swift, Jon Bon Jovi(27 of32)
Open Image ModalBritain's Prince William, the Duke of Cambridge, right, sings with Taylor Swift, right, and Jon Bon Jovi at the Centrepoint Gala Dinner at Kensington Palace in London Tuesday, Nov. 26, 2013. (AP Photo/PA, Dominic Lipinski) UNITED KINGDOM OUT, NO SALES, NO ARCHIVE (credit:AP)
William attends Centrepoint Gala Dinner(28 of32)
Open Image ModalFile photo dated 26/11/13 of the Duke of Cambridge (right) singing with Taylor Swift (left) and Jon Bon Jovi at the Centrepoint Gala Dinner at Kensington Palace, London. (credit:PA)
William attends Centrepoint Gala Dinner(29 of32)
Open Image ModalThe Duke of Cambridge (right) sings with Taylor Swift (left) and Jon Bon Jovi at the Centrepoint Gala Dinner at Kensington Palace, London. (credit:PA)
William attends Centrepoint Gala Dinner(30 of32)
Open Image ModalThe Duke of Cambridge (right) sings with Taylor Swift (left) and Jon Bon Jovi at the Centrepoint Gala Dinner at Kensington Palace, London. (credit:PA)
William attends Centrepoint Gala Dinner(31 of32)
Open Image ModalThe Duke of Cambridge (right) sings with Taylor Swift (left) and Jon Bon Jovi at the Centrepoint Gala Dinner at Kensington Palace, London. (credit:PA)
William attends Centrepoint Gala Dinner(32 of32)
Open Image ModalThe Duke of Cambridge (right) sings with Taylor Swift (left) and Jon Bon Jovi at the Centrepoint Gala Dinner at Kensington Palace, London. (credit:PA)