I don't know what it is that you have done, but you should be ashamed of yourself.
Shame on you.
This site offers some convincing evidence, you monster.
Perhaps, you didn't get the memo. What were you thinking? Kitties are our friends, but they sure don't like you. These pictures and first-paw testimonials are proof.
Now, I'm perturbed. Stay away from my cats. We hate you double.
Don't make me sic Fwuffy on you.
Go: My Cats Hate You