Mr. Hampton is sitting in a chair in the Stephens living room. When Esmeralda sneezes, his chair goes flying up into the air. If you look closely, you can see the wires that lift his chair, with two in the back and two in the front.
This episode completed filming on April 9, 1969.
Alice Ghostley makes her first appearance as Esmeralda, a bumbling witch somewhat like Aunt Clara in the first four seasons.