The first season of the American animated television series SpongeBob SquarePants, created by former marine biologist and animator Stephen Hillenburg, aired on Nickelodeon from May 1, 1999, to March 3, 2001, and consists of 20 half-hour episodes. The series chronicles the exploits and adventures of the title character and his various friends in the fictional underwater city of Bikini Bottom. The s... Wikipedia