It's like unison, "Welcome to speech therapy, all together!"..."NAOOOOOOOOOOOWWW!"
Quotes from Live at Her Majesty's Theatre — Lee Evans
Attribution
Quotes and notes from Wikiquote: Lee Evans (page history), available under CC BY-SA 4.0.
Quotes and notes from Wikiquote: Lee Evans (page history), available under CC BY-SA 4.0.