Scene:
mabfan and
gnomi are watching "National Treasure" on USA when a commercial for Real California Milk comes on. The ad features singing livestock.
gnomi: Singing cows? How did we end up with singing cows?
mabfan: Well, first there were myths about animals who could communicate, then...
gnomi: Skip a bit, brother.
mabfan: Mr. Ed. Singing cows.