Music: --Nick Gilder (performing live) - "(You Really) Rock Me," "Electric Love," "Into The 80s," "Watcher Of The Night," "Metro Jets" and "Hold On Me Tonight." --David Bowie (music videos) - "D.J.," "Look Back In Anger" and "Boys Keep Swinging." --Carly Simon (music videos) - "Vengeance" and "We're So Close." --Disco Dance Dimensions (dance troupe, series regulars) - roller disco routine. Comedy: --Nancy Parker (stand-up comedy) --Village Idiots (comedy troupe, series regulars) - appear in 3 sketches: a student arriving late for school; "Romance For Siamese Twins" record offer; and a "Rock Rap" music news report.