Rae’s final regular appearance on Diff’rent Strokes came in Season 2’s episode 13, “The Rivals,” which aired in December 1979, months after The Facts of Life debuted.

Mary Jo Catlett, known for her role as housekeeper Pearl Gallagher in Diff'rent Strokes, was spotted in a rare outing 40 years after starring in the '80s sitcom. On Wednesday, Aug. 20, the iconic ...