Prince William, Taylor Swift and Bon Jovi together on stage performing ‘Livin’ on a Prayer’

The event is held annually to raise funds for homeless youth charity Centrepoint.

Bon Jovi, who performed “Livin’ on a Prayer,” was joined by Taylor Swift and Prince William in an interesting duet.

Swift shared a photo of the event on her Instagram account, with the caption: “OHHHHHH! LIVIN ON A PRAYERRRRR.”

Taylor Swift/Instagram

Watch the performance here: