Nicole Scherzinger, lead singer of the Pussycat Dolls, performs during a concert to benefit the Snoop Youth Football League at the Greek Theatre in Los Angeles on Oct. 25, 2006.
Rapper Snoop Dogg performs during a concert to benefit the Snoop Youth Football League at the Greek Theatre in Los Angeles on Oct. 25, 2006.
Musician Damian Marley performs during a concert to benefit the Snoop Youth Football League at the Greek Theatre in Los Angeles on Oct. 25, 2006.
Rock legend Bruce Springsteen performs with the Seeger Sessions Band on Oct. 24, 2006, at the Palau Sant Jordi in Barcelona, Spain.
Hip-hop singer Jay-Z, right, and partner Memphis Bleek perform during a concert in Taipei, Taiwan, on Oct. 21, 2006. The five-time Grammy Award winner was in Taiwan for a unique concert part of his 2006 world tour, which includes stops in Europe, Africa, Thailand, Korea and Taiwan.
Music legend Tony Bennett performs during the first of two sold-out headlining nights at the Las Vegas Hilton, Oct. 20, 2006. The 13-time Grammy winner released the album, "Duets: An American Classic" last month.
Bruce Springsteen performs with the Seeger Sessions Band at the Las Ventas bullring in Madrid, Spain, on Oct. 19, 2006.
Alexa Ray Joel, daughter of singer Billy Joel and model Christie Brinkley, performs at the Hard Rock Cafe in Chicago on Oct. 17, 2006.
Liza Minnelli performs during the first night of her three-night run at the Luxor Hotel & Casino in Las Vegas on Oct. 12, 2006. Minnelli recently released her new DVD, "Liza With a 'Z.'"
Singer Nick Lachey performs at the Nokia Theater in New York on Oct. 11, 2006.
Caribbean singer Rihanna performs at Bellville Velodrome in Cape Town, South Africa, on Oct. 11, 2006. Rihanna is in South Africa with U.S. rapper Jay-Z on a Water For Life Tour.
Rapper Jay-Z performs at Bellville Verlodrome in Cape Town, South Africa, on Oct. 11, 2006. Jay-Z is in South Africa with Caribbean singer Rihanna on a Water For Life Tour.
British singer James Blunt performs at New York's Radio City Music Hall during his Back to Bedlam World Tour on Oct. 10, 2006. Blunt performed a second show at Radio City that night before moving on to Washington for a show two days later.
Barbra Streisand performs in New York's Madison Square Garden on Oct. 9, 2006.
British singer George Michael performs on stage during his concert in Paris on Oct. 9, 2006.
Mick Jagger and the Rolling Stones perform the second of two concerts at Taylor Field in Regina, Saskatchewan, Oct. 8, 2006.
William Hung performs during the Superstar Idols Live concert at the Beaumont Civic Center in Beaumont, Texas, on Oct. 7, 2006
Rapper Busta Rhymes performs during the opening act of Mariah Carey's "Emancipation of Mimi" concert in Los Angeles on Oct. 6, 2006.
Singer Mariah Carey, center, performs during her "Emancipation of Mimi" concert in Los Angeles on Oct. 6, 2006.
Grammy-winning singer Carole King performs at the Jensen Grand Concert Hall in Pocatello, Idaho, on Oct. 19, 2006, during a fundraiser for Jim Hansen, the Democratic candidate for Idahho's 2nd Congressional District.