Here are some facts that are quite interesting!
~ 1/3 of SpongeBob Fans are adults
~According to the episode "Sleepy Time" : Mr. Krabs is 60 Years Old!
~SpongeBob's birthday is: July 14,1986. That makes him 16!
~Tom Kenny, who is the voice of SpongeBob, is also the voice of Dog in the Nickelodeon show Catdog!
~SpongeBob's kindergarten teacher's name is Mrs. Shell!