All the Muppets:
"Meep meep meep!"
"Come on, bust a move, will ya? Heard that on MTV."
"Hey, stay in focus. You're fuzzy."
"No way, Gonzo. I'm not Fuzzy, I'm Fozzie."
"I know what Kermit's wish is. It's that we get married."
"I don't wanna waste a wish."
"What do you call a yo-yo that goes down but won't come up? A yo. Wokka wokka wokka."
"Weird is my middle name."
"Awww, she called me a nerd. Next I'll be the nerd of her dreams."
"What food do you eat with your mouth open? Give up? *see* food. Get it? Wokka, wokka, wokka."
"Why did the man put a sweater on his hot dog? Because it was a chili dog. Wokka wokka wokka."
"Scooter, if you had ten hot dogs and Skeeter took three of them, what would you have?"
"He'd have a tummy ache. Get it? Ha ha. Wokka wokka wokka."
"Maybe my brain isn't working right."
"Your brain's never worked right, Gonzo."
"Oh yeah, I forgot."
"Chessebuger, Chessebuger, Chessebuger"
"I'm sorry for giving you an F Fozzie."
"Not again. Gonzo, you're supposed to be the Great Kong, not 'King Kong'."
"How about whispering some sweet things in my ear Piggy Pie"
"How aboout I thtrow some sourdough in your ear instead noodlenose"
"No Beaker this is my latest invention"
"Okay your time has com flat face!"
"What do you call a comedian who is not funny?"