Fritzi Burr was an American character actress that was most notable for her roles as Miss Collins on the sitcom What's Happening!! and as various comedic foils to Fred Sanford on the sitcom Sanford and Son in the 1970s. She was the sister-in-law of Sanford and Son and What's Happening!! producer Saul Turteltaub.

What's Happening!! is an American sitcom television series that first aired on ABC from August 5, 1976, premiering as a summer series. It returned as a weekly series from November 1976 until its April 1979 conclusion. What's Happening!! was loosely based on the Eric Monte-penned film Cooley High. From 1985 until 1988, a sequel series titled What's Happening Now!! aired in first-run syndication, with most of the major cast members reprising their roles.