Well, if Bart can be 'El Barto'...
["El Homo" is painted on a wall]
HLHomosexual Latino
Oh, if only I had your courage, sénor.
Thanks [realizes what he just did] Ahh! Oh, God! [Paints frantically to cover it up]
Dad, you're getting paint all over your wedding ring.
Oh, right. Here, hold it. [Hands the ring to Lisa]
Dad, this is a Band-Aid wrapped in tin foil.
[Ashamed] My real ring's inside a turtle.
Aaaaah! What on Earth have you done?! My maguppies became bazongas!
SSurgeon
Great Ceaușescu's ghost! Are those real? [Makes a realization] Oh. Oh, right.
OSOld Soldier
Oh, my God! [picks up a hungover Milhouse] This youngster befouled the flag!
Accidentally giving me breast implants is not a simple misunderstanding, my surgery was botched!
SSurgeon
Botched, what is that the word of the day?
The Krusty I know didn't get where he is today by giving up!
No, I got where I am today by naming names in the '50s!
These quotes come from Wikiquote's The Simpsons pages and are available under the Creative Commons Attribution-ShareAlike License.