Ron Swanson's nickname for Leslie Knope's mother, Marlene Griggs-Knope, is The Iron Cock-Shredder of Pawnee. The name is bleeped out but you can read Ron's lips.
Retta is credited as Donna Meagle, but her scenes were deleted. Included on the DVD is a deleted scene where Donna explains that she cannot attend the banquet, as she has to attend her dog's funeral.