Diamond Jubilee: Sir Cliff on performing for the Queen
4 June 2012 Last updated at 07:21 BST
The Queen's Diamond Jubilee will be marked with a star-studded BBC concert in front of Buckingham Palace on Monday.
One of the biggest names set to appear at the spectacular is Sir Cliff Richard, a man who is no stranger to performing for the monarch.
The BBC's Tim Muffet has been speaking to him about the event.