Tonight, Fox’s long-running animated powerhouse The Simpsons joins a very exclusive club of U.S. scripted primetime shows when its 600th episode, “Treehouse of Horror XXVII” airs. How rare is this club? The only other scripted primetime show to reach 600 episodes is Gunsmoke, which ran for 20 seasons on CBS from 1955 to 1975. No…
via ‘The Simpsons’ Closes In On ‘Gunsmoke’ Record With Tonight’s 600th Episode — Deadline
