I bet they laughed when they got it.
I'll bet it makes it to a current South Park episode. Methinks Penn might have opened up his posterior for a full-frontal...er...um, full-hindquarters attack.
I bet they laughed when they got it too. Maybe they'll do a South Park episode using the letter as material..Oh I can' wait to see Cartmen rip into Penn!
And I bet they're going to have a whole lot of fun with Sean.
I bet you're right - they must have laughed hard. Sean Penn is looooo-ney.
he's just asking to be an endless target of theirs, like BS and Meathead