When he was nabbed eariler this year in Miami, Kelly told cops--according to the police report-- that 'former managers' might have been trying to set him up, 'taking pictures of people that look like me' cavorting with the underaged.Kelly has now extended that defense, as it were, to his Cook County case, according to a motion flied yesterday.While simultaneously questioning whether his video co-star was a minor, Kelly notes that he might mount a 'computer morphing' defense.The performer it seems, may argue that some unknown conspirators digitally dropped him into the raunchy video (or perhaps, replaced his of-age consort with...