Macy Gray performs at Le Cabaret Sauvage on December 17, 2012 in Paris, France.
Lana Del Rey performs at Eurockeennes Music Festival in Belfort, France on July 1st, 2012.
Dennis Lyxzen of Refused performs at Eurockeennes Music Festival in Belfort, France on July 1st, 2012.
Scott Ian of Anthrax performs during the 2012 Rockstar Energy Drink Mayhem Festival at San Manuel Amphitheater in San Bernardino, California on June 30th, 2012.
Lenny Kravitz and Craig Ross perform during Rock in Rio Madrid 2012 in Arganda del Rey, Spain on June 30th, 2012.
Shingai Shoniwa of Noisettes performs during Blissfields Festival in Winchester, England on June 30th, 2012.
Rihanna performs in Oslo on June 29th, 2012.
Brian King of Japandroids performs at the Bowery Ballroom in New York on June 27th, 2012.
Emily Armstrong of Dead Sara performs at the 98.7FM Warped Tour Encore party at the Historic Hollywood Tower on June 26th, 2012.
Deadmau5 performs at L'Olympia in Paris on June 25th, 2012.
Chief Keef performs at S.O.B's in New York City on June 25th, 2012.
Justin Sane of Anti-Flag performs at the 2012 Vans Warped Tour at the Ventura County Fairground in Ventura, California on June 24th, 2012.
Will.i.am performs at BBC Radio 1's Hackney Weekend 2012 at Hackney Marshes in London on June 23rd, 2012.
Les Claypool of Primus performs at The Joint in the Hard Rock Hotel & Casino in Las Vegas on June 22nd, 2012.
Tom Petty performs with The Heartbreakers at Heineken Music Hall in Amsterdam on June 24th, 2012.
Jimmy Cliff performs during the Soundwaves Series at the Hard Rock Hotel & Casino in Las Vegas on June 21st, 2012.
Kele Okereke of Bloc Party performs at KOKO in London on June 21st, 2012.
Mary J. Blige performs on ABC's Good Morning America at Rumsey Playfield in New York City on June 22nd, 2012.
Bernard Sumner of New Order performs at the Tempodrom in Berlin on June 21st, 2012.
Pierce The Veil performs at the 2012 Vans Warped Tour at Orange County Great Park in Irvine, California on June 21st, 2012.
Skrillex performs as the surprise guest at the Samsung Galaxy SIII launch party at Skylight Studios in New York on June 20th, 2012.
Luke Jenner of The Rapture performs at the House of Vans in Brooklyn, New York on June 20th, 2012.
Kenny Chesney performs for the American Express Unstaged Livestream Music Series in Wildwood, New Jersey on June 20th, 2012.
Jennifer Lopez performs in Santiago, Chile on June 19th, 2012.
Carrie Underwood performs at The Arts Club in London on June 19th, 2012.
Chaka Khan performs at the Lovebox Festival at Victoria Park in London on June 17th, 2012.
Fun. perform at Terminal 5 in New York on June 17th, 2012.
Kimbra performs at The Fillmore in Detroit on June 17th, 2012.
Steven Tyler of Aerosmith performs during the opening night of their Global Warming Tour at the Target Center in Minneapolis, Minnesota on June 16th, 2012.
Bryan Poole of Of Montreal performs at the Northside Festival at McCarren Park in Brooklyn on June 15th, 2012.
Little Richard performs at BB King's in New York on June 15th, 2012.
Grace Potter performs at Irving Plaza in New York on June 14th, 2012.
Pitbull performs at Le Zenith in Paris on June 14th, 2012.
Lou Reed performs at Heineken Music Hall in Amsterdam on June 14th, 2012.
Jennifer Lopez performs at the Figali Convention Center in Panama City, Panama on June 14th, 2012.
Dee Snider of Twisted Sister performs during Azkena Rock Festival at Recinto Mendizabala in Vitoria-Gasteiz, Spain on June 14th, 2012.
Dave Mustaine of Megadeth performs at Electric Ballroom in London on June 12th, 2012.
ZZ Top perform at Hard Rock Live! in the Seminole Hard Rock Hotel & Casino in Hollywood, Florida on June 12th, 2012.
C.C. DeVille of Poison performs at the after party for the premiere of Warner Bros. Pictures' Rock Of Ages at Hollywood and Highland in Los Angeles on June 8th, 2012.
Usher performs at HMV Hammersmith Apollo in London on June 11th, 2012.
Chester Bennington of Linkin Park performs during Maxidrom 2012 in Moscow, Russia on June 10th, 2012.
Avicii performs at the Tampa Bay Times Forum in Tampa, Florida on June 7th, 2012.
Charlie Winston performs at L'Olympia in Paris on June 7th, 2012.
Mark Hoppus of Blink-182 performs during the opening night of the band's European 2012 tour at NIA Arena in Birmingham, England on June 7th, 2012.
Miranda Lambert performs during the 2012 CMA Music Festival in Nashville, Tennessee on June 7th, 2012.
Lars Ulrich of Metallica performs at the former state prison in the town of Horsens, Denmark on June 6th, 2012.
Jimmy Cliff performs at the Prospect Park Bandshell during Celebrate Brooklyn! in Brooklyn on June 5th, 2012.
Chris Martin of Coldplay performs at Emirates Stadium in London on June 4th, 2012.
Adam Levine of Maroon 5 performs during a private concert at L'Alhambra in Paris on June 4th, 2012.
Rick Ross performs at HOT 97's Summer Jam 2012 at MetLife Stadium in East Rutherford, New Jersey on June 3rd, 2012.
Diplo and Jillionaire perform at the Roots Picnic 2012 at Festival Pier in Philadelphia on June 3rd, 2012.