Florence Welch arrived at Harrods to perform for a crowd of fans gathered at the opening of Harrods Winter Sale in London on December 27th, 2011.
Alice Cooper and Sylvester Stallone hang at the premiere party for The Expendables in London, August 9, 2010.
Robert Pattinson and a very geeky Katy Perry hang out backstage at the 2010 Teen Choice Awards in Los Angeles, August 8, 2010.
Lady Gaga and Lady Starlight set some hair spray on fire at Lollapalooza in Chicago, August 6, 2010.
Wyclef Jean officially announces his run for president of Haiti in Port-au-Prince, August 5, 2010.
Jay-Z and Kanye West dine together in New York City, July 30, 2010.
John Mayer visits the historic 1969 Woodstock site in Bethel, New York before his show on August 5, 201
Andrew Bird performs inside the Guggenheim as part of their Dark Sounds concert series in New York City, August 5, 2010.
The Dead Weather performs a secret gig at the closing night of Don Hill's in New York City, August 4, 2010.
Lily Allen announces she's pregnant via her Twitter this morning.
Amy Winehouse and her boyfriend Reg Traviss spend the evening at the Shaka Zulu bar in London, August 4, 2010.
Courtney Love gets up close with Russell Simmons at the launch party for his fall clothing line in New York City, August 3, 2010.
Eminem and Rihanna set things ablaze in the video for Love the Way You Lie.
Rihanna entertains some children with a few magic tricks in Toronto, August 5, 2010.
Kings of Leon catch a ride to a gig on a helicopter in New York City, August 3, 2010.
Furthur perform at Gathering of the Vibes in Bridgeport, Connecticut, July 30, 2010.
BjÃ¶rk attends the premiere for the children's film Moomins and the Comet Chase in Helsinki, Finland, August 2, 2010.
Ke$ha joins Mike Posner at the release party for his debut album 31 Minutes to Takeoff in New York City, August 3, 2010.
Aerosmith's Steven Tyler has a wild night at Studio 54 in Las Vegas, August 1, 2010.
Madonna hangs on a boat while directing her next movie in Southern France, July 28, 2010.
Matthew Bellamy of Muse and girlfriend Kate Hudson arrive in Japan for the Fuji Rock Festival, July 30, 2010.
Aretha Franklin performs with Condoleezza Rice at the Mann Center in Philadelphia, July 27, 2010.
Kanye West performed three new songs at Facebook's headquarters, July 27, 2010.
Snoop hangs out with a sea lion at Sea World in San Diego, July 25, 2010.
Will Ferrell and Tina Fey (with a cardboard Brad Pitt) promote the forthcoming Megamind at Comic-Con in San Diego, July 22, 2010.
Bruce Springsteen joins Alejandro Escovedo at the Stone Pony in Asbury Park, New Jersey, July 26, 2010.
Katy Perry and Russell Brand take a bike ride around New York City, July 25, 2010.
For his visit to Letterman this week, Bill Murray went dumpster diving outside the studio, in a nod to New York Mayor Michael Bloomberg's initiative to turn dumpsters into pools in Manhattan. Murray cut his head open during the jump, but was not seriously injured.
John McEnroe and Mike D check out the Rage Against the Machine show in Hollywood, July 23, 2010.
John Mayer hands out free ice cream to fans before his gig in Wantaugh, New York, July 21, 2010.
Zack de la Rocha and Tom Morello of Rage Against the Machine lead the Sound Strike press conference in Hollywood with workers rights activist Dolores Huerta, July 21, 2010.
Snoop Dogg and Jane Lynch backstage in Hollywood at the VH1 Do Something Awards, July 19, 2010.
Amy Winehouse gets a ride after a night of clubbing in London, July 21, 2010.
Rihanna and Eminem on the set of the "Love the Way You Lie" video shoot in Los Angeles.
Britney Spears has a bad hair day while shopping in Sherman Oaks, California, July 20, 2010.
Ozzy gives wife Sharon a hand while shopping in Los Angeles, July 17, 2010.
Prince Harry and Ronnie Wood catch up at a polo match in England, July 17,
Katy Perry hits the water park in the Bahamas on July 18, 2010.
On July 17, Carlos Santana returned to the site of the original Woodstock festival for the first time since playing there in 1969.
Beirut perform at the Guggenheim Museum in New York City, July 15, 2010.
Katy Perry puckers up during the shoot for her "Teenage Dream" video in Santa Barbara, California, on July 15, 2010.
Lady Gaga calls Senator Chuck Schumer to ask for his support in the repeal of "Don't Ask, Don't Tell," which is up for a vote the week of September 20th in Washington, DC.
Bono meets with French foreign minister Bernard Kouchner in Paris, September 17, 2010.
Julian Lennon and Sean Lennon are joined by their mothers Cynthia Lennon and Yoko Ono at Julian's photography exhibition opening party at the Morrison Hotel Galley in New York City, September 16, 2010.
Johnny Depp and Keith Richards dine together in London, September 15, 2010.
Edward Norton interviews Bruce Springsteen about his 'Darkness On the Edge of Town' documentary at the Toronto Film Festival in Toronto, September 14, 2010.
Robyn croons for 'Gossip Girl' on an upcoming episode called "War At the Roses."
Courtney Love gets close with director Oliver Stone at the Cinema Society screening of You Will Meet a Tall Dark Stranger in New York City, September 14, 2010.
Kanye West and designer Tory Burch at her fashion show in New York City, September 15, 2010.
Debbie Harry and Woody Allen attend a screening at the Museum of Modern Art in New York City, September 14, 2010.
Lady Gaga debuts her new 'Born This Way' unicorn tattoo at JFK Airport in New York on September 13, 2010.