The Muppets the Disney+ streaming service in 2019. In July 2018, the cast performed a series of live shows at London's O2 Arena, their first outside of the United States. Notable Muppet characters of "The Muppet Show" and subsequent media include Kermit the Frog; Miss Piggy; Fozzie Bear; Gonzo; Rowlf the Dog; Scooter; Rizzo the Rat; Pepe the King Prawn; Dr. Bunsen Honeydew; Beaker; Statler and Waldorf; the Swedish Chef; Sam Eagle; Walter; and the Electric Mayhem, consisting of Dr. Teeth on keyboard, Animal on drums, Floyd Pepper on bass, Janice on lead guitar, Zoot on saxophone, and occasionally Lips on trumpet.
The Muppets' Wizard of Oz the initial script was written, ultimately deciding to adapt plot elements from Baum's original novel rather than the 1939 Metro-Goldwyn-Mayer musical film, "The Wizard of Oz". As with the preceding Muppet films, "The Muppets' Wizard of Oz" became a musical, and included five new songs written and composed by Michael Giacchino. The special is the first Muppets special without the involvement of veteran performer Jerry Nelson following his 2004 retirement from physical performing. His characters of Lew Zealand and Floyd Pepper, were respectively performed by Bill Barretta and John Kennedy. Barretta also debuts as the new permanent performer of Dr.