According to some fan sites that had representatives at the D23 Expo, there are a lot of big changes in store for Disney Parks involving the Muppets.
For Disney's Hollywood Studios and Disneyland, we will be receiving a remastered version of MuppetVision 3D, in Disney Digital 3D. Also coming to the parks will be receiving something called the Electric Mayhem Mobile Band as well as the Muppets Whatnots Shops. Rumors are abound that Muppet Mobile Labs may return to Disney's Hollywood Studios as well.