The spotlight for this week's Trailer Roundup is undoubtedly the long-awaited premiere of the hotly-anticipated comic book flick "Guardians of the Galaxy." Since the announcement that it would be among Marvel Studios' slate of "Phase 2" films leading into "Avengers: Age of Ultron," speculation has swirled around the film, from its outrageous premise (a superteam that includes a sentient tree-man...and a gun-toting raccoon).