TV's Frink said:
Leo, I dunno what you could use those two for.
The lemon one, for someone who goes a long way just to prove his point, the mountain goat for when someone's clutching at straws.
....
Who cares? They're moments from the Simpsons in gif form!! What more do you want?
I especially love Shelbyville Homer biting on the lemon just to spite the Springfielders... :D