MadTV was a sketch comedy show that parodied The Wizard of Oz (1939) in at least three instances. It aired intially from 1995 to 2009 with a one season revival in 2016.
(Wiki Notice: More to be added)
"Deleted Scene"[]
(Season 5, Episode 19, Aired March 18th, 2000)
Dorothy, Scarecrow, Tin Man, and Cowardly Lion meet a one-legged slave (Aries Spears)
"Alterate Ending"[]
(Season 9, Episode 22, Aired May 1st, 2004)
After the Wizard leaves on his balloon, Dorothy is upset with Glinda for not telling her right away that the Ruby Slippers can take her home.