Lady Gaga will sing for the Queen

Lady Gaga will sing for the Queen of Great Britain, at the Royal Variety Performance fundraiser.

The 23 year old singer is the latest added to the list of those who will perform in front of Queen Elizabeth, on December 7.

Best known for her downright surprising appearances, Jessica Simpson will perform next to Bette Midler, Michael Buble, Miley Cyrus and Whoopi Goldberg.