Kristin Gibbler was originally the executive producer/showrunner for Season 6 but left the position halfway through the season. Colleen Walker replaced her for the remainder of the season.
Joe Ferguson was originally the executive producer/showrunner for Season 7 but left the position halfway through the season. Valerie Summey replaced him and held the position until the end of Season 8.
The Season 4 sketch "Dream a Dream Repomen" was originally produced for Season 3.