In "Lucy's Lost Episodes" and "A Tribute to Lucy," Lucille Ball appears in funny guest spots from TV shows throughout the 1950s. Featured are Lucy with Ed Sullivan on "Toast of the Town"; Lucy and Desi stumping the panel on "What's My Line?"; and the daffy redhead on "The Bob Hope Show" with Desi and William Frawley; plus a look at the Desilu Studio and movie footage shot by Ken Murray. Lucy's film career is then celebrated in the two-part compilation "The Funny World of Lucy," which traces her early work in with the Marx Brothers in "Room Service," roles opposite Red Skelton in "DuBarry Was a Lady," Bob Hope in "Sorrowful Jones" and "Fancy Pants," and husband Arnaz in "The Long, Long Trailer," and other movies. 8 1/4 hrs. total on two discs. Standard; Soundtrack: English.