When it comes to Hollywood composers, Brian Tyler is a pretty cool cat. He's played in rock bands with Elton John, Foo Fighters' drummer Taylor Hawkins and Guns N' Roses guitarist Slash. And while his name may not ring a bell, the odds are great that you've heard Tyler's music in blockbuster films like Fast Five, The Expendables, Law Abiding Citizen, Rambo and Battle: Los Angeles...