Trivia: There were always 3 chairs around the kitchen table instead of 4 due to limitations of filming, and so one actress wouldn't have her back to the camera.
Trivia: Dorothy got her last name from Kent Zbornak, the show's stage manager.
Trivia: Murray Hamilton was only ten years older than Rue McClanahan, who plays his daughter in this episode.
Trivia: Rue had a clause in her contract that allowed her to keep all of Blanch's custom made clothing she wore on the show.
Trivia: NBC was against casting Bea Arthur as Dorothy, stating she was "recognizable but not lovable".
Trivia: Rue McClanahan (Blanche) said that Estelle Getty (Sophia), who was Jewish, wanted Sophia and Dorothy to be Jewish instead of Italian. She "'would have felt so much more comfortable than trying to be Italian'", according to Rue.
Answer: Ice makers were a new invention, advertisement purposes.