you have conversations like this with your 4 year old while playing at the park:
Pumpkin: Hey mom, let's play bus. I'm the driver.
Pumpkin: BEEP! BEEP! (in a very loud but low growly voice)
Me: Hey, that's quite the horn you've got there.
Pumpkin: yeah. It was cheap.
Me: I see... (snickering)
Pumpkin: What? It does the job.
Yes darling. Of course it does.
*shaking my head*
For the record
I married into the Dutch