The Simpsons has Sunday night television history is written. Then it was on to the American station FOX the 636e episode aired. This is the animated series the longest running tv show ever, animated or not. The record of the most episodes was in the hands of the westernserie Gunsmoke, from 1955 to 1975 on the tube. The creators knew 635 episodes. For the milestone to celebrate is a short video made showing that the youngest daughter of Homer and Marge, baby Maggie, literally out of Gunsmoke by the main character to shoot.