Will.i.am and Usher perform live at the Activision kick-off party for E3 at Staples Center on June 14, 2010 in Los Angeles, California.
Some of the most popular recording artists performed at Activision's special E3 preview event in celebration of the company's highly anticipated games. Grammy Award-winning performer Eminem ignited the crowd as he closed the all-star event by being joined on stage by drumming legend Travis Barker. Eminem's raw live performance of tracks included songs such as "Lose Yourself," his newest hit single "Not Afraid," and the world premiere of "Won't Back Down" from his upcoming album Recovery, scheduled for release on June 21.