I think I may have remembered my favourite. 
From Who Shot Mr Burns? Part 1.
*Homer is spraying 'MY NAME IS HOMER SIMPSON' in 5ft letters on the wall in Mr Burns' office*
*Burns enters the room and switches on the light*
Mr Burns: Who the devil are you?

From Who Shot Mr Burns? Part 1.
*Homer is spraying 'MY NAME IS HOMER SIMPSON' in 5ft letters on the wall in Mr Burns' office*
*Burns enters the room and switches on the light*
Mr Burns: Who the devil are you?

