Why the heck are Seth Rogen and James Franco appearing naked and afraid on Naked and Afraid anyway??
David Letterman is getting to the bottom of it! Speaking of bottoms, good thing Seth put his clothes back on last night for this Interview!
[ Video: Zac Efron Talks About His EXCESSIVE Masturbation Habits And Techniques With James Franco! ]
Ch-ch-check out the video (above) to find out in what wilderness Seth and James were dropped — and the one item they each brought with them!