ONE SHEET MOVIE POSTER SIGNED BY. IT’S ONLY ROCK N ROLL- NY Service PLEDGE. YOUR SATISFACTION is guaranteed period!!! All autographs will pass authenticity at PSA or JSA. IF you have a problem with anything. We keep our customers happy and coming back. We offer properly authenticated researched- graded-appraised. Rock n Roll – Entertainment- Pop Culture collectibles and memorabilia. \ but usually less than that. Yes we are the SAME It’s only rock n roll with the shop at the Rock n Roll Hall of Fame. The Greenwich Village Gift Shoppe and. The Rockages Rock n Roll Flea Market Conventions and Film Festivals! We have also don appraisals for numerous celebrities.