AP Photo/Paul Miller
Mick Jagger, lead singer of the Rolling Stones, performs at a concert in Sydney, Australia, on April 11, 2006. The concert is part of the group's "A Bigger Bang" world tour.
AP Photo/MTI, Mate Nandorfi
Actress and singer Liza Minnelli performs on stage in Pap Laszlo Sports Arena in Budapest, Hungary, on April 10, 2006.
AP Photo/Gaetano Salvadore
Rolling Stones lead singer Mick Jagger, left, performs with Cui Jian, China's best-known rocker, in the 8,000-seat Shanghai Grand Stage in Shanghai, China, April 8, 2006. Cui, whose songs were anthems for student protesters in Beijing's Tiananmen Square in 1989, described the show as a "milestone" for him and for all rock fans in China.
AP Photo/The Wichita Eagle
Members of the rock band Chicago, from left, James Pankow, Walt Parazaider and Lee Loughnane, perform in Wichita, Kan., on April 8, 2006.
GETTY IMAGES/Karl Walter
Billy Joel performs at the Staples Center in Los Angeles on April 6, 2006. Columbia Records recently released "My Lives," a retrospective boxed set of Joel's career.
CBS
John Mellencamp performs a free concert during the NCAA men's Final Four weekend festivities on April 2, 2006, in Indianapolis. Mellencamp's "R.O.C.K. in the U.S.A." was featured in commercials promoting this year's NCAA tournament. The concert was the third stop on a 15-date Midwest and East Coast tour for Mellencamp.
AP Photo
Michelle Branch performs during the NCAA men's Final Four weekend festivities in Indianapolis on April 2, 2006.
AP Photo/KEYSTONE/Steffen Schmidt
David Gahan of the British band Depeche Mode performs on stage during the group's "Touring the Angel" tour in Zurich, Switzerland, on March 28, 2006.
CBS
Guitarist Carlos Santana performs during his concert at Monumental Stadium in Lima, Peru, on March 21, 2006. Santana was in Peru to present his tour "All That I Am."
AP Photo/Henny Ray Abrams
Musician Casey Spooner of Fischerspooner performs at the "Bring 'Em Home Now!" concert in New York on March 20, 2006. The concert was organized to mark the third anniversary of the Iraq War on March 20 and give voice to the Americans who support the withdrawal of U.S. troops from Iraq.
AP Photo/Jason DeCrow
Lead singer Alexander Kapranos performs with Franz Ferdinand at Fuse Network's new studio in New York on March 20, 2006. Franz Ferdinand kicked off its North American tour two nights later in Portland, Ore.
AP Photo/Dima Gavrysh
Omar Chakaki, left, whose performance alias is Omar Offendum, and Nizar Wattad, who goes by the name Ragtop, perform at the Coda Lounge in New York on March 16, 2006. Wattad, of Palestinian origin, heads The Philistines, and Chakaki, the Syrian-American lead singer of The Nomads, are on tour promoting their co-produced album, which, like their duet, is also called "Free the P," a compilation of spoken word and hip-hop.
AP Photo/Nathan Bilow
Folk singer Judy Collins performs at the Sheridan Theatre in Telluride, Colo., on March 12, 2006. The concert was sponsored by the Sheridan Arts Foundation.
AP Photo/Markus Schreiber
Columbian singer Shakira performs at the German Echo music awards ceremony in Berlin on March 12, 2006.
AP Photo/Keystone/Olivier Maire
Rock legend Lou Reed performs during a concert at the Caprices Festival in Crans Montana, Switzerland, on March 11, 2006.
AP Photo/Daniel Luna
Guitarist Carlos Santana performs on March 9, 2006, during a concert in Buenos Aires, Argentina.
AP Photo/Rajesh Kumar Singh
Legendary Indian classical musician Ravi Shankar, left, speaks as his daughter and Grammy nominee Anoushka Shankar plays the sitar during a concert in New Delhi, India, on March 4, 2006.
AP Photo/Elise Amendola
Funk legend George Clinton gestures as he jams with students from the P-Funk Ensemble at Berklee College of Music in Boston on March 2, 2006. Berklee students are Grey Sanderson, sax player; Joseph Kollar, guitarist, far right; Chris Duddy, guitarist, second from right, and singer Christina Keary. Guitarist Gary Shider, background center, is with the Funkadelics.
AP Photo/Chris Polk
Van Hunt and Mary J. Blige perform at the Vanity Fair Amped For Africa event, held at the Republic Lounge in Los Angeles on March 2, 2006.
AP Photo/Tom Hood
Bonnie Raitt performs before a sold-out crowd at the Dodge Theater in Phoenix on Feb. 16, 2006.