Craig Ferguson Recalls the Guest Who Changed His Life Book Passage - Book Passage Host of TV’s The Late Late Show, Craig Ferguson talks about American on Purpose: The Improbable Adventures of an Unlikely Patriot. Ferguson delivers a funny memoir about his journey from the mean streets of Glasgow to the comedic promised land of Hollywood. Along the way he stumbles through attempts to make his mark--as a punk rocker, a construction worker, and, tragically, a modern dancer.