Goon Show Series 6 Episode 19: The Jet-Propelled Guided NAAFI
Moriarty: pssst!Grytpype: Who's that?
Moriarty: pssst!
Grytpype: How do you spell it?
Moriarty: [blows raspberry]
Grytpype: You illiterate swine. It's Moriarty, where are you?
Moriarty: Here. In the piano
Grytpype: What the devil are you doing in there
Moriarty: I'm hidin'
Grytpype: Don't be silly, Haydn's been dead for years.