Prince William sings with Jon Bon Jovi and Taylor Swift
27 November 2013 Last updated at 16:05 GMT
The Duke of Cambridge joined Jon Bon Jovi and Taylor Swift on stage for a rendition of Livin' On A Prayer at a charity event.
He joined the stars to sing Bon Jovi's 1980s hit Livin' on a Prayer at the gala for homeless charity Centrepoint.
Sarah Campbell reports.