Teen heart throb Justin Bieber stripped down for a leather clad S&M styled shoot in Interview Magazine. The raunchy images were oddly paired with an interview conducted by Martha Stewart ... who last saw Biebs on his Comedy Central Roast, and in which he discussed his high school GPA. Funny thing is, some think they were going for a '50 Shades' kind of feeling--but Bieber's baby face in a leather mask just looks more like Batman's sidekick Robin than he does Christian Grey. Just sayin' ...