AP Photo
Summer is the season for extravagant music festivals that have performers crossing the globe for performances. Singer and songwriter Sheryl Crow performs on the stage of Stravinski Hall during the 42nd Montreux Jazz Festival in Montreux, Switzerland, Saturday, July 5, 2008. The festival runs from July 4-19.
AP Photo
Canadian singer k.d. Lang performs on the Stravinski Hall stage during the 42nd Montreux Jazz Festival in Montreux, Switzerland, Sunday, July 6, 2008.
AP
Folk singer Joan Baez performs on stage at Stravinski Hall during the 42nd Montreux Jazz Festival in Montreux, Switzerland, Sunday, July 6, 2008.
AP Photo
American singer and songwriter Erykah Badu performs on stage, on the opening day of the 42nd Montreux Jazz Festival, at Stravinski Hall in Montreux, Switzerland, Friday, July 4, 2008.
AP Photo
Country singer Ryan Bingham performs at Stravinski Hall during the 42nd Montreux Jazz Festival, in Montreux, Switzerland, Saturday, July 5, 2008.
AP
Sting, left, and Andy Summers of The Police perform during the Rock in Rio music festival in Arganda del Rey, on the outskirts of Madrid, Spain, Saturday, July 5, 2008.
AP Photo
Colombia's pop star Shakira performs during the Rock in Rio music festival in Arganda del Rey, on the outskirts of Madrid, Friday, July 4, 2008.
AP
Jazz and soul singer Amy Winehouse, from England, performs during the Rock in Rio music festival in Arganda del Rey, on the outskirts of Madrid, Friday, July 4, 2008.
AP
Lenny Kravitz performs during the Rock in Rio music festival in Arganda del Rey, on the outskirts of Madrid, Sunday, July 6, 2008.
AP Photo
Singer John Legend performs during an Independence Day celebration in Philadelphia, Friday, July 4, 2008.
AP
Sarah Dash, left, and Nona Hendryx sing during a tribute for Patti LaBelle, center, during the Essence Music Festival, Saturday, July 5, 2008, in New Orleans.
AP Photo
Comedian Chris Rock performs during the Essence Music Festival, Sunday, July 6, 2008, in New Orleans.
AP
Grammy winner Mary J. Blige performs during the Essence Music Festival, Sunday, July 6, 2008, in New Orleans.
AP
Rocker Neil Young performs during the Roskilde Festival in Roskilde, Denmark, Saturday, July 5, 2008. The festival, which started in 1971, is the largest festival of culture and music in Northern Europe. Nearly 200 bands played during the festival, which began July 3 and ended July 6.
AP/Anders Birch, Rockphoto
American singer Gnarls Barkley performs during the Roskilde Festival in Roskilde, Friday, July 4, 2008. The festival, which started in 1971, is held south of Roskilde in Denmark and is one of the three biggest annual rock music festivals in Europe.
AP Photo
The Jonas Brothers, from left, Nick Jonas, left, Joe Jonas and Kevin Jonas, are shown during an appearance on Live@Much in Toronto, on Thursday, July 3, 2008.
AP Photo
Jazz musician and composer Chick Corea plays the keyboards in the Sports Arena of Budapest, Hungary, Saturday, July 5, 2008, as the reunion of his legendary fusion band Return to Forever performs on their European Tour. Other band members include: Al di Meola on the guitar, Stanley Clarke on the bass and Lenny White on the drums.
AP Photo
American musician and songwriter Lou Reed performs on stage during his concert at the Hallenstadion in Zurich, Switzerland, Wednesday, July 2, 2008.
AP
Musician Carlos Santana performs during the first stage of his German "Live Your Light 2008 Tour" in Salem, southern Germany, on Wednesday, July 2, 2008.
CBS
British pop star Elton John during his open-air concert at the Gerry-Weber-Stadium in Halle, western Germany, Wednesday, July 2, 2008.
