Knack is as Charming as Ever on Late-Night TVAndrás Neltz6/19/13 5:00amFiled to: ps4sonymark cernylate nightjimmy fallon1733EditPromoteShare to KinjaToggle Conversation toolsGo to permalink Upcoming PS4-exclusive family-oriented action game Knack was the focus of the PS4's (and Mark Cerny's) appearance on Late Night with Jimmy Fallon earlier tonight. There was much rejoicing.AdvertisementA good experience, overall: Fallon and the audience had a great time, and we also got to know that Knack is actually an homage to the Stay Puft Marshmallow Man from Ghostbusters. That may or may not have been a joke. Cerny, you crafty person, you.Late Night is currently hosting the Video Games Week, featuring guest appearances from game companies and video-game oriented skits. You can take a look at some of our highlights below.