I demand entertainment!

Applause is an addiction, like heroin or checking your e-mail.

Sideshow Mel: At least the cup is lined with felt.
Moe: Hey Mr. Positive, shut the hell up.

Sideshow Mel: Bleh! There's cheese in this sandwich! Surely you know I'm lactose intolerant!
Bart: Sorry.
Sideshow Mel: Sorry? Do you know how sick this is going to make me? Come stand next to the bathroom door, I want to yell at you some more.

Groundskeeper Willie: Come on ya pansies, I've seen fiercer fights in parliament
Sideshow Mel: What is this, prime minister's question time?

The Simpsons Quotes

(Squishing an ice cream to his forehead) I'm a unitard!

Ralph

Kent Brockman: When cat burglaries start, can mass murders be far behind? This reporter isn't saying that the burglar is an inhuman monster like the Wolfman, but he very well could be. So, professor: would you say it's time for everyone to panic?
Professor: Yes I would, Kent.