Activision just completed its press conference at the E3, here are the trailers!

SYNOPSIS (provided by Activision)
This fall, living room legends and their friends will join together and embark on an epic rock journey to save rock n' roll with Activision Publishing, Inc.'s Guitar Hero: Warriors of Rock.

The latest installment in the world's most popular music game series, Guitar Hero: Warriors of Rock, will once again redefine music gaming with an all-new, story-driven Quest Mode, a completely redesigned rock-inspired guitar controller, the biggest on-disc selection of rock music ever in a Guitar Hero game and Quickplay , which invites challenge-starved fanatics to test their rock skills in any of the on-disc or over 500 songs in the Guitar Hero Music Library.