He's not a PET.
Game of Thrones Season 2, Episode 6
Then I'm gonna stop at a PET store
and get licked by puppies.
The Big Bang Theory Season 3, Episode 15
Getting his PET rat a reward
Game of Thrones Season 3, Episode 7
What about that rhinoceros?
You think he'd make a good PET?
Breaking Bad Season 3, Episode 13
I have no PET sellsword to protect me.
Game of Thrones Season 4, Episode 2