The Simpsons what is this episode called?

Does anyone know what this episode is i don't know the title but it shows tells the story of Bart, Homer and Marge, and Lisa and how they all end up connecting at the end. The only part i remember from this story is when lisa almost gets hit my krusty's limo then gives her a ride to springfield elementary but it's the wrong springfield elementary if you can tell me the name of the episode easy 10 points