Here are the results of the 40th Anniversary Favorite Episode Poll:
(11×16) Goodbye, Farewell and Amen (11%, 29 Votes)
(05×07) Dear Sigmund (6%, 16 Votes)
(03×24) Abyssinia, Henry (6%, 15 Votes)
(01×15) Tuttle (5%, 14 Votes)
(06×18) Your Hit Parade (3%, 9 Votes)
(02×02) 5 O’Clock Charlie (3%, 9 Votes)
(03×11) Adam’s Rib (3%, 9 Votes)
(08×25) April Fools (3%, 8 Votes)
(02×13) Deal Me Out (3%, 8 Votes)
(07×10) Point of View (3%, 7 Votes)
I’m actually a little surprised to see “Goodbye, Farewell, and Amen” top the poll.
I think GFA topped the poll simply because it’s the one episode that everybody, even the casual fans, or people who aren’t entirely familiar with the series, remembers. That or “Abyssinia, Henry”.