Story : 1. Sonny and Cher open the show with ""More Today Than Yesterday"" and banter about Sonny attempting to deliver his recitation of ""Fly, Robin, Fly"" 2. ""The Sonnytone News"" -- In comedy blackouts, the people of China celebrate chairman Mao Tse-tung's birthday by honoring him with a new national anthem; King Kong's latest love interest (Cher) talks to the ape about the subject of marriage; the president of a famous western nation gives skiing lessons to world leaders assembled in Vail, Colorado; and daredevil Evel Knievel tries to get approved for accident insurance coverage. 3. ""Musical Murder On the Oriental Choo Choo"" -- Neil is cast as the train conductor in a musical takeoff of the film ""Murder On the Orient Express."" (Sonny plays the Belgian sleuth who's brought in to find out who killed a wealthy Texan on the train, and Cher portrays a Russian countess in whose compartment the dead man was found.) 4. Neil joins Sonny and Cher for a medley of his greatest hits, including: ""The Hungry