It's true that there were lick marks on the butter. But that was the fault of my human for leaving it out on the kitchen surface. She is the guilty one.
Humans do guilt big time. And we can profit by it.
Learn how to put on the sad look, the disappointed look, the I-am-only-a-kitten look, or the Don't-you-love-me look, when they are refusing that titbit from their plate.

So make their guilt work for you....
- If your human loves you, she will get my guide here.