Side-walk musician tries to learn the guitar but keeps hitting a false note at the end. This, however, becomes his trademark as he is launched into the role of rock superstar, only to return to his former friend who manages to teach him to play correctly.

Radio host Alan 'Dickie' Bird witnesses how an icecream van is attacked and destroyed by angry competitors. This leads him into the struggle between two Italian families over the icecream market of Glasgow.