1968 Christmas Show --Dean Martin - ""I'll Be Home for Christmas"" and ""Marshmallow World"" --Dennis Weaver - ""The Marvelous Toy"" --Dean Martin with the Golddiggers - medley: ""Daddy,"" ""Trie Love"" and ""We Wish You the Merriest"" --Bob Newhart --Dom DeLuise Entire cast - ""Hey Li Ley, Li Ley Lo"" Entire cast - medley: ""Deck the Halls,"" ""O Little Town of Bethlehem,"" ""Joy to the World"" and ""Silent Night""