Prince William, Bon Jovi and Taylor Swift sing "Livin' On A Prayer"

Prince William, Duke of Cambridge, took the stage at charity gala on Monday evening at Kensington Palace in London along with Bon Jovi and Taylor Swift.

To the surprise of the guests, the trio held a performance of the hit single "Livin 'On A Prayer".

The event is the foundation that, Centrepoint, helps homeless and of which Prince William is godfather.

Check out the performance below: