From "The Simpsons: Mom and Pop Art (#10.19)"
Astrid said the key to my art is anger, but you know me, I'm Mr. Mellow...
[Bart and Lisa look at each other
...so I'm giving you kids permission to get me mad. Come on, give me what you've got.
Well, if it'll help... um, mom found out her engagement ring is made of rock candy.
[hits clay mold
] Good work honey, keep it comin.'
Well I'm flunking math, and the other day I was a little attracted to Milhouse.
[Homer screams hysterically