Marlon Wayans is hyping up "Scary Movie 6" -- but telling TMZ there’s nothing scary about the message he hopes the film brings. We caught Marlon at LAX Monday, where he said his biggest goal is simple -- make people feel good ... because for him, nothing beats hearing a packed theater laughing out loud, adding that laughter is contagious. Check out the clip -- Marlon says comedy goes all the way back to his childhood, when he and his brothers were constantly getting detention for being class