Endora gets Darrin's name correct eight times in six episodes (three times on Turn on the Old Charm (1970)); this was the fourth time.
Dick Wilson (Frank O'Hara) would guest star a total of 18 times, mostly as a drunk. He would be most famous as the character of 'Mr. Whipple' on TV commercials.
Samanth's "Mother please, i'd rather do it myself" is a nod to a popular 1962 Anacin aspirin commercial which uses the phrase.