Jo Hale/ Getty Images
Singer Amy Winehouse performs At Shepherd's Bush Empire in London on May 28, 2007.
AP Photo/Richard Drew
Dick Dale, known as "The King of the Surf Guitar," performs at B.B. King Blues Club in New York on May 27, 2007. Dale, who has been performing on stage for more than 50 years, turned 70 on May 4.
AP Photo/Aijaz Rahi
Aerosmith's lead vocalist, Steven Tyler, performs during a concert in Bangalore, India, on June 2, 2007. It was the band's first performance in India, where they played many of their greatest hits.
AP Photo/Koji Sasahara
South Korean pop idol Rain takes off his sunglasses during his sold-out concert in Tokyo on May 25, 2007.
AP Photo/Eduardo Verdugo
Colombian singer Shakira performs during her concert in Mexico City on May 27, 2007. Mexico is the final stop of Shakira's "Oral Fixation" world tour.
AP PHOTO/CP, Richard Lam
Sting, the lead singer and bassist of The Police, performs in Vancouver on May 28, 2007. The show was the kickoff of the band's world tour, its first in more than 23 years.
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Nic Cester of the Australian band Jet performs on stage in concert as part of a national tour promoting the group's second album, "Shine on," at the Tivoli in Brisbane, Australia, on June 3, 2007.
Roger Kisby/Getty Images for TFF
Singer Ciara and her dancers perform onstage during the Hot 97 Summer Jam at Giants Stadium in East Rutherford, N.J., on June 3, 2007.
Roger Kisby/Getty Images for TFF
Singer Ne-Yo performs onstage during the Hot 97 Summer Jam at Giants Stadium in East Rutherford, N.J., on June 3, 2007. This year's performers included Kanye West, Diddy and Chris Brown.
Roger Kisby/Getty Images for TFF
Rapper Akon performs onstage during the Hot 97 Summer Jam at Giants Stadium in East Rutherford, N.J., on June 3, 2007. Tropical Storm Barry soaked many of the fans at this year's festival.
Jo Hale/Getty Images
Beyonce Knowles performs at London's Wembley Arena on June 3, 2007, as part of her U.K. tour.
Kevin Winter/Getty Images
Amy Winehouse performs "Rehab" onstage during the 2007 MTV Movie Awards, held at the Gibson Amphitheatre in Universal City, Calif., on June 3, 2007.
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Authors Kathi Kamen Goldmark, Amy Tan and Stephen King perform as part of the Rock Bottom Remainders at Webster Hall in New York on June 1, 2007.
Dave Hogan/Getty Images
From left, Keith Richards, Darryl Jones and Mick Jagger of the Rolling Stones perform during a dress rehearsal prior to the opening concert of the 2007 European leg of their "A Bigger Bang" World Tour at the Videohouse in Brussels, Belgium, on June 1, 2007.
Dave Hogan/Getty Images
Charlie Watts of the Rolling Stones performs during a dress rehearsal prior to the opening concert of the 2007 European leg of the Stones' "A Bigger Bang" World Tour at the Videohouse in Brussels, Belgium, on June 1, 2007.
Dave Hogan/Getty Images
Ron Wood of the Rolling Stones performs during a dress rehearsal prior to the opening concert of the 2007 European leg of the Stones' "A Bigger Bang" World Tour at the Videohouse in Brussels, Belgium, on June 1, 2007. This leg began on June 5 at Werchter Park, Belgium, and is scheduled to finish in August in London.