Customer: can I have a kazoo?
Me: we don't sell them, unfortunately. You could try over at-
Customer: I just heard you playing one!
Me: that
Me: uh
Me: Christ
Me: that was me making silly mouth sounds, I don't uh
Customer, looking very unconvinced: that was you.
Me: yeah I uh
Me: I mean
Me: Careless Whisper came on and I couldn't help myself
Me, absolutely fucking scarlet: *demonstrates the noise again so she can see I'm really really not hiding a kazoo*

@Murkrow oh, ah, that isn't a kazoo, it's mouth sounds! Mouth sounds from all the music I'm mimicking. Mmm, music.