Peter Andre caused a stir amongst his fans on Thursday when he shared a photo that no one would have been expecting.MORE: Why Peter Andre's wife Emily wears two sparkling wedding ringsFor Throwback Thursday, the star shared a picture of him topless and striking a Superman pose on the cover of Smash Hits.WATCH: Peter Andre treated to the most incredible birthday surprisePeter was positively beaming on the magazine, which even featured the Superman insignia, albeit with a 'P' instead of an 'S',