Sesame Street / Season 7 S7E91 The Amazing Mumford makes Sesame Street disappear (886) Sesame Street Netflix Share WhatsApp Telegram X (Twitter) Facebook Copy link Aired 18468days : 14hours : 50min : 51sec Monday, April 5, 1976 at 7:00 AM (Eastern Time) Synopsis This episode has no synopsis. Previous episode S7E90 Oscar joins the Grouch Club; Buffy joins the Sesamettes (885) Next episode S7E92 Big Bird makes a sign for David (887) Data from TVmaze (CC BY-SA). Updated October 28, 2026, 19:31.