Judd Apatow, the screenwriter best known for Knocked Up, This is 40 and The 40-year Old Virgin, performed stand up on the Tonight Show with Jimmy Fallon this week.

Turning to his Jewish heritage, Apatow said: "I'm very proud of the Jews". His joke continued "...any accurate drawing of a Jewish person is inherrently antisemtic. A perfect drawing of me is like Nazi propaganda".