In The Musical, the crew puts on the First Annual Cruise Show, including the combined musical talents of Gopher's mother (Ethel Merman), who rekindles a romance with a former movie star (Van Johnson); one of Doc's ex-mother-in-laws (Ann Miller) who tries to steal the show away from the other women; Isaac's mom (Della Reese), who is being chased by an ardent suitor (Cab Calloway);and Julie's eccentric Aunt Sylvia (Carol Channing). In My Ex-Mom, Doc's flamboyant former mother-in-law (Ann Miller), the belle of Broadway, brings along her daughter, Trish (Tracy Bregman), who causes friction between Doc and Gopher when Gopher becomes attracted to Doc's former sister-in-law. Carol Channing, as Julie's rich and eccentric Aunt Sylvia, causes Julie to want to jump ship when Sylvia constantly worries about her wealthy husband's whereabouts while she is rehearsing for the talent show, in My Aunt, the Worrier. Isaac's mother (Della Reese) must make an important decision concerning their future while she is being wooed by an insistent - and very rich - man (Cab Calloway), in The Pest.