Ian, a 25-year-old tattoo artist, who had his tongue split as a form of body art in New York, practices tricks in a mirror after it had healed on June 17, 2003. The latest trend among teens and twentysomethings who indulge in so-called extreme body modification, forking one's tongue like a serpent's 'is an art form,' said T.J. McGillis, who offers the service for a $250 charge.