This is the second time Sonny Bono and the character, George Devereaux, are both involved in the same episode. In "An Illegitimate Concern", George's illegitimate son visits the house in search of his father at the same time Sophia and Dorothy dress up as Sonny and Cher.
Sophia greets Sonny and Sonny calls her his little Mama Celeste. In season 1, Sophia hates Mama Celeste because she stole a pizza recipe