Global Superstar WILL.I.AM Meets Summer Dance Winners and Performs in Front of 4,000 EF Students PR Newswire ZURICH, July 13, 2012 ZURICH, July 13, 2012 /PRNewswire/ -- American superstar will.i.am of the Black Eyed Peas performed his hit songs at the annual EF Summeranza party yesterday to a crowd of more than 4,000 EF language students.