That wild and crazy guy, Steve Martin, makes his film-starring debut in the wacky comedy The Jerk. Steve portrays Navin Johnson, adopted son of a poor black sharecropper family, whose crazy inventions lead him from rags to riches and right back to rags. Along the way, he’s smitten with a lady motorcycle racer, survives a series of screwball attacks by a deranged killer and becomes a millionaire by inventing the ‘Opti-grab’ handle for glasses. It’s an outrageous comedy with one laugh afte .if your download do not automatically please press button beloww