Lisa the Vegetarian
![This was the first full-length episode David X. Cohen (then known as Davis S. Cohen) wrote.](/Images/godic/202502/09/David_X._Cohen_by_Gage_Skidmore_22615.jpg")
![Paul and Linda McCartney guest starred in the episode.](/Images/godic/202502/09/Paul_McCartney_with_Linda_McCartney_-_Wings_-_19762615.jpg")
![](/Images/godic/202502/09/David_Mirkin_by_Gage_Skidmore2615.jpg")
"Lisa the Vegetarian" is the fifth episode of the seventh season of the American television series The Simpsons. It originally aired on the Fox network in the United States on October 15, 1995. In the episode, Lisa decides to stop eating meat after bonding with a lamb at a petting zoo. Her schoolmates and family members ridicule her for her beliefs, but with the help of Apu, Paul, and Linda McCartney, she commits to vegetarianism.