<Tr> <Th> Chalkboard gag </Th> <Td> "I am not the new Dalai Lama" </Td> </Tr> <Tr> <Th> Couch gag </Th> <Td> The family falls off the couch; Nelson Muntz appears and laughs . </Td> </Tr> <Tr> <Th> Commentary </Th> <Td> Matt Groening Mike Scully George Meyer David X . Cohen Yeardley Smith Pete Michels </Td> </Tr> <Tr> <Td_colspan="2"> Season 9 episodes (show) September 21, 1997--May 17, 1998 <Ol> <Li> "The City of New York vs. Homer Simpson" </Li> <Li> "The Principal and the Pauper" </Li> <Li> "Lisa's Sax" </Li> <Li> "Treehouse of Horror VIII" </Li> <Li> "The Cartridge Family" </Li> <Li> "Bart Star" </Li> <Li> "The Two Mrs. Nahasapeemapetilons" </Li> <Li> "Lisa the Skeptic" </Li> <Li> "Realty Bites" </Li> <Li> "Miracle on Evergreen Terrace" </Li> <Li> "All Singing, All Dancing" </Li> <Li> "Bart Carny" </Li> <Li> "The Joy of Sect" </Li> <Li> "Das Bus" </Li> <Li> "The Last Temptation of Krust" </Li> <Li> "Dumbbell Indemnity" </Li> <Li> "Lisa the Simpson" </Li> <Li> "This Little Wiggy" </Li> <Li> "Simpson Tide" </Li> <Li> "The Trouble with Trillions" </Li> <Li> "Girly Edition" </Li> <Li> "Trash of the Titans" </Li> <Li> "King of the Hill" </Li> <Li> "Lost Our Lisa" </Li> <Li> "Natural Born Kissers" </Li> </Ol> </Td> </Tr>

Lisa gets lost on the way to the museum