Mr. Garrison: (Looks outside the classroom window) What the hell is that? Oh my God! What is that thing?! Children, there's some huge, bulbous monstrosity heading for the classroom! Oh my God, it's awful! It's coming for the door!
(Rosie o'Donnell enters the room)
Rosie O'Donnell: Hello, kids!

Stan: Kyle saved your life! The least you could do is thank him!
Cartman: Alright, alright......Kyle......(opens mouth. episode ends)

Bill Cosby: Well that does it! (takes out laser gun)
Kyle: Hey! What are you doing!
Bill Cosby: I'm afraid i have no other choice! I have to kill him!
Kyle: Oh! Ok.
Stan: That's fine. No wait!
Bill Cosby: What?
Stan: Can I do it?
Bill Cosby: Oh, I suppose... (give gun to Stan)
Stan: Sweet! Kiss your ass goodbye fat boy!

Mr. Garrison: You can't have an election with just one person running, what's the fun in that? Ike, how about you? You're a genius.
(Ike looks at the others glaring at him)
Ike: No.
Mr. Garrison: Okay, our next nominee is Ike the Genius.

Bill Cosby: (sees the blob Cartman has become) There's got to be a part of your friend still in there...
Cartman Trapper-Keeper: (Farts)
Kyle: Oh my god.Cartman is still in there.

Cartman, you might as well open up, we're just going to have Bill Cosby bust the door down after he finishes having sex with your mom.

Stan

Dammit! I thought 4th grade was going to be different.

Kyle

Cop: Oh my God, now there's two!
Stan: No, I think the other one is Rosie O'Donnell.

(singing) I don't want to wait, for my trapper keeper to be over!

Cartman

Filmore: If I'm elected class president, I will call for better chairs. And, on Fridays, I'll add two minutes to nap time.
Garrison: Very enthralling. Ok, Ike. How about you?
Ike: Cookie Monster! Ice.

(Kyle sneaks into the Cartman-Trapper Keeper monster to shut it down)
Cartman: (Sounding like HAL from 2001) What are you doing, Kyle?
Kyle: I have to shut down your CPU!
Cartman: (Like HAL) I'm afraid I can't let you do that, Kyle.
Kyle: Well, screw you, fat ass!
Cartman: (normal voice) Screw you!

South Park Season 4 Episode 12 Quotes

Stan: Kyle saved your life! The least you could do is thank him!
Cartman: Alright, alright......Kyle......(opens mouth. episode ends)

Mr. Garrison: (Looks outside the classroom window) What the hell is that? Oh my God! What is that thing?! Children, there's some huge, bulbous monstrosity heading for the classroom! Oh my God, it's awful! It's coming for the door!
(Rosie o'Donnell enters the room)
Rosie O'Donnell: Hello, kids!