SpongeBob SquarePants (Christmas Who?)

SpongeBob SquarePants (portrayed by Tom Kenny) is one of the main characters in the special "Christmas Who?" He plays a very major role in bringing the Christmas spirit to Bikini Bottom.

Appearance
He looks as he does throughout the whole series, but wears a Christmas hat in the latter part of the episode.

Role in special
His main role was bring the Christmas spirit to Bikini Bottom along with help from Sandy. He made everyone write letters to Santa Claus in order to accomplish this.