In the classic Looney Tune HIGH DIVING HARE (1949), Yosemite Sam — knocking loudly upon a door which has just been erected by Bugs Bunny — bellows, “Open the door!” Sam then takes a beat, and turns to us and says in a normal tone, “You’ll notice I didn’t say ‘Richard’.”For further background information about this gag’s dated reference, see David Hinckley’s article in today’s New York Daily News.(Thanks to B. Baker)