Opening Ceremony: The stars of the London Olympics 2012

Fireworks, glitz and star power were part of the showbiz at the Opening Ceremony of the 2012 Olympic Summer Games at the Olympic Stadium in London.

Paul McCartney performs 'Hey Jude' at the end of the opening ceremonies for the 2012 Summer Olympics Saturday, July 28, 2012 in London. (AP Photo/The Canadian Press, Ryan Remiorz)

Sir Paul McCartney performs during the Opening Ceremony at the 2012 Summer Olympics, Saturday, July 28, 2012, in London. (AP Photo/Mark Humphrey)

From left, Haile Gebrselassie, United Nations Secretary General Ban Ki-Moon, Liberty founder Shami Chakrabarti, Brazilian environmentalist Marina Silva, Muhammad Ali, and his wife Yolonda attend the Opening Ceremony at the 2012 Summer Olympics, Saturday, July 28, 2012, in London. (AP Photo/Cameron Spencer, Pool)

Britain's Catherine, Duchess of Cambridge watches as she arrives for the opening ceremony of the London 2012 Olympic Games at the Olympic Stadium July 27, 2012. REUTERS/Toby Melville

The wife of Britain's Prime Minister, David Cameron, Samantha (R), speaks to the wife of former Prime Minister Tony Blair, Cherie, after arriving for the opening ceremony of the London 2012 Olympic Games at the Olympic Stadium July 27, 2012. REUTERS/Toby Melville

Danny Boyle, director of the London 2012 Olympic Games opening ceremony, speaks before the start of the ceremony at the Olympic Stadium July 27, 2012. REUTERS/Kai Pfaffenbach

Actor Kenneth Branagh performs in the opening ceremony of the London 2012 Olympic Games at the Olympic Stadium July 27, 2012. REUTERS/Phil Noble

Evelyn Glennie performs on the drums during the opening ceremony of the London 2012 Olympic Games at the Olympic Stadium July 27, 2012. REUTERS/Mike Blake

Actor Rowan Atkinson, known for his role as Mr Bean, performs during the opening ceremony of the London 2012 Olympic Games at the Olympic Stadium July 27, 2012. REUTERS/Kai Pfaffenbach

Britain's Queen Elizabeth attends the opening ceremony of the London 2012 Olympic Games at the Olympic Stadium July 27, 2012. REUTERS/Kai Pfaffenbach

Britain's Princess Anne reacts after arriving for the opening ceremony of the London 2012 Olympic Games at the Olympic Stadium July 27, 2012. REUTERS/Toby Melville

Sir Paul McCartney performs during the Opening Ceremony at the 2012 Summer Olympics, Saturday, July 28, 2012, in London. (AP Photo/Mark Humphrey)

Spectators watch the London 2012 Olympic Opening Ceremony at The Cloud on July 28, 2012 in Auckland, New Zealand. (Photo by Sandra Mu/Getty Images)

Catherine (top row, 2nd R), Duchess of Cambridge, speaks to her husband Britain's Prince William as Britain's Prince Philip (top row L) and Samantha Cameron (top row R), wife of British Prime Minister David Cameron, watch the athletes parade during the opening ceremony of the London 2012 Olympic Games at the Olympic Stadium July 27, 2012. REUTERS/Kai Pfaffenbach