I think all these innocuous-sounding names go back to the time my brother-in-law got a bit silly naming the soft toys she was given as a baby.
I can't find an exact picture of it, but the one that became her favourite looked rather like this:
For a long time she wouldn't sleep without it, and as it was more and more loved it became more and more manky-looking.
So we got a bit concerned that she'd be starting nursery school, clutching this horrible, scraggy, worn-out, flat thing in her little hand, and her teacher would look at it with an expression of polite horror and say through gritted teeth, "How lovely - what's it called?"
To which my niece, of course, would reply with the name that my brother-in-law had chosen for it the first time he saw it, before we knew that it would become her favourite: