Ed Sullivan's 20th Anniversary show: Guests: --Spanky & Our Gang - ""Sunday Will Never Be the Same"" & ""Coney Island Washboard"" --Diahann Carroll (singer-actress) - ""As Time Goes By"" & ""Running Wild"" --The Rubin Mitchell Trio - ""My Liza Jane"" --Peter Gennaro (dancer) - dance interpretation of ""On a Clear Day"" --Tanya The Elephant Other guests (scheduled to appear): --Norm Crosby (comedian) --Robert Merrill (Metropolitan Opera baritone) --Jack Carter (comedian)