Within the 25 years since he first appeared on Nickelodeon, SpongeBob SquarePants, the cartoon character who lives in a pineapple underneath the ocean, has appeared in video video games, three characteristic movies, and even a Broadway musical. And for the voice actors behind SpongeBob and the opposite residents of Bikini Backside, the present—a candy, foolish reminder of the worth of optimism and friendship—additionally reminds us of the child in all of us. Lee Cowan stories.