In this all-new monster comedy adventure, everything seems to be changing for the better at Hotel Transylvania! However, Drac is worried that his adorable half-human, half-vampire grandson, Dennis, isn't showing signs of becoming a vampire. So while Mavis is on vacation, things get batty as Drac enlists his monster friends Frank, Murray, Wayne and Griffin to put Dennis through a monster-in-training boot camp with hilarious consequences!Special Features:Fifth Harmony Music Video I'm In Love With A Monster Character Sketch GalleriesDirector Commentary with Genndy TartakovskyCommentary with Adam Sandler, Robert Smigel and Allen CovertClick Images to Enlarge