STAGE TUBE: Highlights from Queen's Diamond Jubilee Concert!

The Queen's Diamond Jubilee, taking place this week, celebrates 60 years of the monarch's reign over the United Kingdom and Commonwealth. Gary Barlow and Andrew Lloyd Webber's song for the Queen's Diamond Jubilee- "Sing" was just performed live at the Diamond Jubilee Concert outside Buckingham Palace June 4. And today, June 5, the festivities begin with the Royal Carriage Procession.

Check out video's from last night's concert celebration below, which includes tributes from Elton John, Paul McCartney, Stevie Wonder, and more!