Pete is a pet rock that first appears in the episode "Sentimental Sponge."
Pete is a bluish-black rock with white googly eyes and a drawn-on mouth.
Role in series
He is given to SpongeBob by Patrick. SpongeBob plans on throwing it away until Patrick teaches him about the sentimental value of it, then the former decides to keep it along with most of the other stuff he was going to throw away.
He can be seen in Patrick Star's house.
He can be seen in the Jellyfish Fields level.