 The soundtrack was composed by award @-@ winning composer Christopher <unk> , with music contributed by Mike <unk> of Pearl Jam , Stefan <unk> of Dave Matthews Band and Money Mark — a collaborator with the <unk> Boys . <unk> , <unk> , and Mark worked with musicians Matt Chamberlain , David <unk> , Aaron Kaplan , Victor <unk> , Chris <unk> , <unk> <unk> and DJ <unk> to develop the music . Major contributions were provided by Mark on keyboard , <unk> and <unk> on guitar , <unk> and <unk> on bass , <unk> on drums and DJ <unk> on <unk> . 
