Kermit is played by Adam West, who would go on to star in the iconic role of TV's Batman (1966).
At the end of the episode, Darrin asks Samantha to fix the broken vase, which marks the first time he actively asks Samantha to use her witchcraft.
The title is based on a line from William Shakespeare's play "The Merchant of Venice": For I am much ashamed of my exchange, but love is blind and lovers cannot see. The phrase also appeared in the plays "Two Gentlemen of Verona" and "Henry V".
Kit Smythe, an attractive actress, seems miscast as the plain-Jane Gertrude. She played the original Ginger on the pilot episode of "Gilligan's Island".
This is the first instance of an often-used gag in this show: "Can I speak to you in the kitchen?" "When?" "Now!"