The document summarizes popular television programs from the 1980s, 1990s, and 2000s. In the 1980s, popular programs included The Smurfs, about a family of small blue creatures, and Lulu, about a girl and her friend Toby playing together. In the 1990s, Scooby Doo was popular, about a group of kids who solve mysteries with their dog Scooby Doo. Pinky and the Brain was also popular, about two mice trying to take over the world. In the 2000s, The Simpsons about a funny dysfunctional family, and SpongeBob SquarePants about a sponge living in an underwater city, remained very popular children's programs.