The Who perform during the 2012 Olympic Closing Ceremony in London.

LONDON, ENGLAND - AUGUST 12: Roger Daltrey and Pete Townshend of The Who perform during the Closing Ceremony on Day 16 of the London 2012 Olympic Games at Olympic Stadium on August 12, 2012 in London, England. (Photo by Scott Heavey/Getty Images)

The Who perform during the 2012 Olympic Closing Ceremony in London.

LONDON, ENGLAND - AUGUST 12: Roger Daltrey and Pete Townshend of The Who perform during the Closing Ceremony on Day 16 of the London 2012 Olympic Games at Olympic Stadium on August 12, 2012 in London, England. (Photo by Scott Heavey/Getty Images)

The Who perform during the 2012 Olympic Closing Ceremony in London.

LONDON, ENGLAND - AUGUST 12: Roger Daltrey of The Who performs during the Closing Ceremony on Day 16 of the London 2012 Olympic Games at Olympic Stadium on August 12, 2012 in London, England. (Photo by Jeff J Mitchell/Getty Images)

LONDON, ENGLAND - AUGUST 12: Roger Daltrey of The Who performs during the Closing Ceremony on Day 16 of the London 2012 Olympic Games at Olympic Stadium on August 12, 2012 in London, England. (Photo by Jeff J Mitchell/Getty Images)

The Who perform during the 2012 Olympic Closing Ceremony in London.

LONDON, ENGLAND - AUGUST 12: Roger Daltrey of The Who performs during the Closing Ceremony on Day 16 of the London 2012 Olympic Games at Olympic Stadium on August 12, 2012 in London, England. (Photo by Jeff J Mitchell/Getty Images)

The Who perform during the 2012 Olympic Closing Ceremony in London.

LONDON, ENGLAND - AUGUST 12: Roger Daltrey (L) and Pete Townshend of The Who perform during the Closing Ceremony on Day 16 of the London 2012 Olympic Games at Olympic Stadium on August 12, 2012 in London, England. (Photo by Jeff J Mitchell/Getty Images)

The Who perform during the 2012 Olympic Closing Ceremony in London.

LONDON, ENGLAND - AUGUST 12: Roger Daltrey and Pete Townshend of The Who perform during the Closing Ceremony on Day 16 of the London 2012 Olympic Games at Olympic Stadium on August 12, 2012 in London, England. (Photo by Rob Carr/Getty Images)

The Who perform during the 2012 Olympic Closing Ceremony in London.

LONDON, ENGLAND - AUGUST 12: Roger Daltrey of The Who performs during the Closing Ceremony on Day 16 of the London 2012 Olympic Games at Olympic Stadium on August 12, 2012 in London, England. (Photo by Jeff J Mitchell/Getty Images)

The Who perform during the 2012 Olympic Closing Ceremony in London.

LONDON, ENGLAND - AUGUST 12: Roger Daltrey of The Who performs during the Closing Ceremony on Day 16 of the London 2012 Olympic Games at Olympic Stadium on August 12, 2012 in London, England. (Photo by Jeff J Mitchell/Getty Images)

The Who perform during the 2012 Olympic Closing Ceremony in London.

LONDON, ENGLAND - AUGUST 12: Roger Daltrey of The Who perform during the Closing Ceremony on Day 16 of the London 2012 Olympic Games at Olympic Stadium on August 12, 2012 in London, England. (Photo by Jeff J Mitchell/Getty Images)

The Who perform during the 2012 Olympic Closing Ceremony in London.

LONDON, ENGLAND - AUGUST 12: Roger Daltrey of The Who perform during the Closing Ceremony on Day 16 of the London 2012 Olympic Games at Olympic Stadium on August 12, 2012 in London, England. (Photo by Jeff J Mitchell/Getty Images)

The Who perform during the 2012 Olympic Closing Ceremony in London.

British group The Who perform at the Olympic stadium during the closing ceremony of the 2012 London Olympic Games in London on August 12, 2012. Rio de Janeiro will host the 2016 Olympic Games. AFP PHOTO/ JEWEL SAMAD (Photo credit should read JEWEL SAMAD/AFP/GettyImages)

The Who perform during the 2012 Olympic Closing Ceremony in London.

British group The Who's singer Roger Daltrey performs at the Olympic stadium during the closing ceremony of the 2012 London Olympic Games in London on August 12, 2012. Rio de Janeiro will host the 2016 Olympic Games. AFP PHOTO/ JEWEL SAMAD (Photo credit should read JEWEL SAMAD/AFP/GettyImages)

The Who perform during the 2012 Olympic Closing Ceremony in London.

British group The Who's singer Roger Daltrey performs at the Olympic stadium during the closing ceremony of the 2012 London Olympic Games in London on August 12, 2012. Rio de Janeiro will host the 2016 Olympic Games. AFP PHOTO/ JEWEL SAMAD (Photo credit should read JEWEL SAMAD/AFP/GettyImages)

The Who perform during the 2012 Olympic Closing Ceremony in London.

LONDON, ENGLAND - AUGUST 12: Roger Daltry of the WHO performs during the Closing Ceremony on Day 16 of the London 2012 Olympic Games at Olympic Stadium on August 12, 2012 in London, England. (Photo by Jeff J Mitchell/Getty Images)

The Who perform during the 2012 Olympic Closing Ceremony in London.

LONDON, ENGLAND - AUGUST 12: Annie Lennox and Roger Daltry of the WHO performs during the Closing Ceremony on Day 16 of the London 2012 Olympic Games at Olympic Stadium on August 12, 2012 in London, England. (Photo by Jeff J Mitchell/Getty Images)