First of the two appearances of Reta Shaw as "Aunt Hagatha"...she previously appeared in The Witches Are Out (1964) as a different character.
End titles music is changed.
This is another one of the few times during the series when Darrin does not wear a suit but opts for casual clothes.
The title refers to "My Favorite Things", a show tune from the Richard Rodgers and Oscar Hammerstein II musical The Sound of Music (1965). The original Broadway production opened at the Lunt-Fontanne Theatre on November 16, 1959, ran for 1443 performances and won (in a tie) the 1960 Tony Award for the Best Musical.
First use of the new Tabitha musical theme.