Ceremonia zamknięcia Igrzysk

The gymnast troupe Spelbound performs during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Josh Haner/The New York...

Emeli Sande performs during the closing ceremony at the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Josh Haner/The New York Times)

The Pet Shop Boys perform during the closing ceremony at the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Chang W. Lee/The New York Times)

A performer rises out of a Big Ben replica during the closing ceremony at the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Jed Jacobsohn/The N...

George Michael performs during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Chang W. Lee/The New York Times)

Wilson Kipsang Kiprotich, of Kenya, is awarded the men's marathon bronze medal during the closing ceremony at the 2012 Summer Olympic Games in London,...

Volunteers are honored for their service during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Chang W. Lee/The New...

The closing ceremony at the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Jed Jacobsohn/The New York Times)

Olympic athletes carry flags as they enter the Olympic Stadium during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012....

Emeli Sande performs during the closing ceremony at the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Chang W. Lee/The New York Times)

Olympic athletes carry flags as they enter the Olympic Stadium during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012....

Confetti falls over Olympic athletes during the closing ceremony at the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Chang W. Lee/The New York...

Confetti drops as Olympic athletes enter the Olympic Stadium during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012. (J...

Performers carry blocks to build a pyramid during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Chang W. Lee/The Ne...

Newspaper-themed vehicles during the closing ceremony at the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Chang W. Lee/The New York Times)

Annie Lennox performs during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Chang W. Lee/The New York Times)

Performers during the closing ceremony at the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Josh Haner/The New York Times)

Athletes gather in the Olympic Stadium during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Chang W. Lee/The New Yo...

The men's marathon winners, gold medalist Stephen Kiprotich, center, of Uganda; silver medalist Abel Kirui, left, of Kenya; and bronze medalist Wilson...

An image of John Lennon's face is arranged in the Olympic Stadium as a specially remastered version of "Imagine" plays during the 2012 Summer Olympic...

Flag-bearers during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Chang W. Lee/The New York Times)

Performers on scooters during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Chang W. Lee/The New York Times)

The Olympic flame burns during the closing ceremony at the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Chang W. Lee/The New York Times)

Annie Lennox performs during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Chang W. Lee/The New York Times)

A model poses in a performance by British supermodels set to David Bowie's "Fashion" during the closing ceremony at the 2012 Summer Olympic Games in L...

Russell Brand performs during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Chang W. Lee/The New York Times)

Performers carry pieces to construct an image of Beatles' member John Lennon face during the closing ceremony of the 2012 Summer Olympic Games in Lond...

Fatboy Slim performs inside of a giant inflatable octopus during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Chan...

Fatboy Slim performs inside of a giant inflatable octopus during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Chan...

Tinie Tempah performs in the back of a car during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Chang W. Lee/The Ne...

Performers during the closing ceremony at the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Chang W. Lee/The New York Times)

The closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Chang W. Lee/The New York Times)

Russell Brand atop a magical mystery tour bus singing "I am the Walrus" during the closing ceremony at the 2012 Summer Olympic Games in London, Aug. 1...

George Michael performs during the closing ceremony at the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Josh Haner/The New York Times)

A fisheye view of the closing ceremony at the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Jed Jacobsohn/The New York Times)

Fatboy Slim performs inside of a giant inflatable octopus during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Josh...

Russell Brand atop a magical mystery tour bus singing "I am the Walrus" during the closing ceremony at the 2012 Summer Olympic Games in London, Aug. 1...

The Spice Girls perform during the closing ceremony at the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Josh Haner/The New York Times)

A performer in a cannon during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Jed Jacobsohn/The New York Times)

A tightrope walker recreates a Pink Floyd album cover during the closing ceremony at the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Jed Jaco...

George Michael performs during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Josh Haner/The New York Times)

Carnival dancers perform during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Josh Haner/The New York Times)

Performers on scooters during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Jed Jacobsohn/The New York Times)

Performers during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Josh Haner/The New York Times)

The Spice Girls perform during the closing ceremony at the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Josh Haner/The New York Times)

Melanie Chisholm, "Sporty Spice," performs with the Spice Girls during the closing ceremony at the 2012 Summer Olympic Games in London, Aug. 12, 2012....

The Spice Girls perform during the closing ceremony at the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Josh Haner/The New York Times)

The Spice Girls perform during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Josh Haner/The New York Times)

A performer rises out a Big Ben replica during the closing ceremony at the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Josh Haner/The New Yor...

The Spice Girls perform during the closing ceremony of the 2012 Summer Olympic Games in London, Aug. 12, 2012. (Josh Haner/The New York Times)