Alice Ghostley and daughters last name is "Schtepmutter", derived from the German word "Stiefmutter" which translates as "Stepmother."
Once again pastel pink, the color of love, is placed prominently when Jonathan reveals himself as an angel to the impresario: in the undetermined object behind Jonathan (it looks like a coffee filter), the talent agent's tie and the lamp shade by the door.
Mark gets confused with Allen Funt. Allen Funt is the mind behind the tv show "Candid Camera".