The B-story line where shampoo turns people's hair Orange is similar to the finale of The Brady Bunch (TV Series)
The Hair-Brained Scheme Ep.#5.22.
While Dean Cochran plays Prince Philip / Phil and Frank Castrina plays the Prince's bodyguard Charles / Chuck, Katrina already played a prince in his first credited role as Prince Arturo Castillo on Sweet Valley High: the prince of Santa Dora.