Unfunny cartoon

Someone has sent me this cartoon: I'm sorry, but WHERE IS THE JOKE?

Roasted - April 2005
A Shaun Spock Pic

(If you can't read the balloon-dialogue, use a microscope.)

Harriet has had some abysmal reviews. Billington: "As piss-poor a production as I can recall. Avoid." Thank God she can't read them. It would break her heart.