Here is a production advance sheet from the 3^rd season of My Favorite Martian, which filmed on the MGM lot.

It shows that the last scene for the episode "Butterball" took place on the ‘cellar’ set and was filmed Friday morning, November 26^th 1965 on Stage 5.

That afternoon, the filming began for the next episode, "Martin the Mannequin", on Stage 25, which contained several department store interior sets. Filming on the mannequin episode continued during the following week, from Monday, November 29^th until completion on Wednesday, Dec 1^st 1965.