News Adrian Grenier Cuts His Signature Locks By Meredith B. Kile 4:53 PM PDT, August 4, 2015 Getty Images Say goodbye to Adrian Grenier's signature shaggy hair! The Entourage star posted time-lapse videos to social media on Tuesday that show him getting a serious summer trim down. Change, it happens.Posted by Adrian Grenier on Tuesday, August 4, 2015PICS: 'Entourage' Star Adrian Grenier Strikes His Best 'Blue Steel' in New Ad The actor didn't cut it all off, but went seriously short, buzzing the sides of his head and leaving a bit on top, a la Brad Pitt in Fury.Columbia Pictures"Change, it happens," Grenier captioned the videos.The cut also likely marks the end of an era for Grenier, who said goodbye to his mop-topped movie star character Vincent Chase in this summer's Entourage movie. WATCH: 'Entourage' Cast Teases the Cameo That Will Have Everyone TalkingThe 'Entourage' Cast on the Cameo That Will Have Everyone Talking This video is unavailable because we were unable to load a message from our sponsors. If you are using ad-blocking software, please disable it and reload the page.