80th Birthday salute to Irving Berlin (90-minute episode) Guests: --Diana Ross & the Supremes - ""Always"" --Diana Ross & the Supremes with Ethel Merman - Irving Berlin medley (""Say It With Music,"" ""It's A Lovely Day Today,"" ""Heat Wave"" ""Say It Isn't So"") --Bing Crosby - spoken tribute to Irving Berlin & sings medley of Berlin songs (""Sweet Marie from Sunny Italy,"" ""Call Me Up Some Rainy Afternoon,"" ""The International Rag,"" & ""Alexander's Ragtime Band"") & ""I'm Dreaming Of A White Christmas"" (film clip & live on stage). --Bob Hope (stand-up, Bob salutes Irving Berlin) --Ethel Merman - Berlin medley (""Sunshine,"" ""I Got Lost In His Arms,"" ""Anything You Can Do,"" ""They Say It's Wonderful"") --President Johnson (on tape, wishes Irving Berlin a Happy 80th birthday) --Harry James (medley of dance tunes) --Robert Goulet & Harry James - ""Marie"" --Fred Waring & The Pennsylvanians - ""Give Me Your Tired"" --Robert Goulet, Fred Waring & the Pennsylvanians - ""I Used To Play It By Ea