Disney at 50: MuppetVision wisecracks go on for days, decades Disney at 50: MuppetVision wisecracks go on for days, decades August 25, 2021 dzadmin Comments 0 Comment MuppetVision 3D opened at Disney-MGM Studios 30 years ago. The attraction debuted a year after Muppet mastermind Jim Henson died and three years before Walt Disney Co. acquired the majority of the Muppets film and TV library.