In this conclusion of a memorable two-part episode, veteran screen and stage actress Sally Struthers regales Gilbert and Frank with entertaining backstage tales from “All in the Family,” “The Gilmore Girls” and the all-female production of Neil Simon’s “The Odd Couple,” while sharing personal recollections of Joan Crawford, David Frost, Betty Garrett, Liz Torres and her idol and hero Ruth Gordon. Also, Burgess Meredith philosophizes, Katharine Hepburn paints a birthday card, Sally “gooses” Dennis the Menace and Mel Blanc shows off his vanity license plate. PLUS: Burt Mustin! “Harold and Maude”! “The Great Houdini”! The genius of Rupert Holmes! Colonel Potter goes to Russia! And Sally dates the King of Rock ‘n’ Roll and…wait for it…Pat McCormick!