An upcoming animated Sesame Street special premiering on HBO Max on August 5, 2021. The special serves as an introduction to Tango, Elmo’s new pet puppy.

Gonzo is challenged to spend one night in The Haunted Mansion on Halloween night.

Silliness and surprise twists abound in the half-hour special, in which Elmo teams up with Abby Cadabby via video chat for a virtual scavenger hunt. Aided by Sesame Street friends…