Keith Richards and the Rolling Stones perform on Oct. 6, 2006, in the first of two concerts at Taylor Field in Regina, Saskatchewan. The Stones performed a second show on Oct. 8.
Lead vocalist J D Fortune of the Australian rock band INXS performs during their concert in Mumbai, India, on Oct. 5, 2006. The show was followed by another in Bangalore on Oct. 7.
Puerto Rican singer Marc Anthony performs during his concert at Figali Convention Center in Panama City, Panama, on Oct. 4, 2006.
British singer Katie Melua performs at the bottom of one of the legs supporting Statoil Troll-A platform in the Norwegian sector of the North Sea on Oct. 2, 2006. The concert was to mark the platform's 10th anniversary.
Violinist Miriam Sturm performs with John Mellencamp, right, as bass player Jon E. Gee looks on at the Farm Aid concert in Camden, N.J., on Sept. 30, 2006. More than 25,000 people rocked to Mellencamp's "Little Pink Houses," sang along with Dave Matthews' "Crash into Me" and raised more than $1.5 million for farming at the concert.
American rapper and songwriter Missy Elliot performs on stage during a concert at the Palais X-tra in Zurich, Switzerland, on Sept. 26, 2006.
Tony Bennett, right, dances with Michael Buble as they sing a duet at the 106.7 Lite-FM "One Night With Lite" concert in New York on Sept. 26, 2006.
Tony Bennett, left, sings a duet with Natalie Cole at the 106.7 Lite-FM "One Night With Lite" concert in New York on Sept. 26, 2006.
Jay-Z performs at London's Wembley Arena on Sept. 24, 2006.
Zakk Wylde of the Black Label Society performs on stage in concert at the Palace Complex in Melbourne, Australia, on Sept. 24, 2006.
Singer Noelia performs at the Kodak Theatre in Hollywood on Sept. 23, 2006.
Singer Jared Leto of 30 Seconds to Mars performs at KROQ's Inland Invasion at the Glen Helen Hyundai Pavilion in Devore, Calif., on Sept. 23, 2006.
Anthony Kiedis of the Red Hot Chili Peppers performs onstage at the Virgin Festival by Virgin Mobile at Baltimore's Pimlico Race Course on Sept. 23, 2006.
Flea of the Red Hot Chili Peppers performs onstage at the Virgin Festival by Virgin Mobile at Pimlico Race Course in Baltimore on Sept. 23, 2006.
Guitarist Pete Townshend of The Who performs onstage at the Virgin Festival by Virgin Mobile at Baltimore's Pimlico Race Course on Sept. 23, 2006.
Jack White of the Raconteurs performs onstage at the Virgin Festival by Virgin Mobile at Pimlico Race Course in Baltimore on Sept. 23, 2006.
Roger Daltrey of The Who performs onstage at the Virgin Festival by Virgin Mobile at Baltimore's Pimlico Race Course on Sept. 23, 2006.
Opera singer Jessye Norman performs "One Voice One World" at Blair IB Magnet High School in Pasadena, Calif., on Sept. 22, 2006. Norman was joined by conductor Rachael Worby and the Pasadena POPS Orchestra for a 45-minute set in the school's gymnasium.
Country singer Kenny Chesney performs on CBS' The Early Show in New York on Sept. 19, 2006.
Eric Clapton pauses after a song in St. Paul Minn., on Sept. 16, 2006. The concert was the first of the U.S. leg of his tour.