Aut cum scuto aut in scuto
When there's no firearm within reach it's a good alternative.
I'm pro-dog, not an admirer of cats, but if you strap a cat into a chair with one of those collars on, you probably should expect to get knifed.
"I'm going to kill him for doing this to me. Gimme that knife!"
I'll get this cone off one way or another.