The lineup for the second annual Heineken Amsterjam concert has been revealed, with Tom Petty & The Heartbreakers and the Foo Fighters headlining the show. The Rock superstars will each perform their own sets, and then collaborate on-stage together. Also on the bill are LL Cool J and Latin supergroup Yerba Buena, with more artists still to be announced. The Amsterjam will take place on Randall's Island in New York on August 19.