[conservative cat]

I bet they laughed when they got it.

[Sgt_Schultze]

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.

[Wonderama]

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!

[Tribune7]

And I bet they're going to have a whole lot of fun with Sean.

[Tigercap]

I bet you're right - they must have laughed hard. Sean Penn is looooo-ney.

[EDINVA]

he's just asking to be an endless target of theirs, like BS and Meathead