What’s not to love about our animal besties? They’re cute, cuddly, and we absolutely love to love them! That’s why billions of us have them as pets, right?

But, not every critter wants to play by our happy-go-lucky human rules. These true rebels are the kind of naughty souls who ignore personal boundaries, peep through our bedroom windows, leave a trail of destruction in their wake, and sometimes they’ll even nonchalantly flip us off – just because they can!

Here’s all the proof you’ll ever need: from the smug-faced cat who gives no effs about plopping his butt on top of a pizza pie, to a knife-wielding doggo getting ready for a rumble, and the creepy cat who eagerly re-enacts Psycho in the shower with his scared little hooman, here are 50 animals who are born troublemakers.