Popsugar Entertainment Halloween Pop Culture Halloween Costumes For Men 2014 This Year's Best Pop-Culture-Inspired Halloween Costumes For Men October 28, 2014 by Shannon Vestal Robson View On One Page Photo 5 of 33 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 5 Groot From Guardians of the Galaxy What to wear: A body- and head-covering tree costume. Time to get creative with the DIYs. How to act: Lumber around and only say one thing: "I am Groot." Previous Next Start Slideshow HalloweenTrue DetectiveBrooklyn Nine-NineThe Amazing Spider-man 2Halloween CostumesPop Culture Halloween CostumesTVMoviesGuardians Of The GalaxyHalloween Costumes For Men