Sister, Sister (1994–1999) Sister, Sister was a hit 90s sitcom starring real-life twin sisters Tia and Tamera Mowry as long-lost twins separated at birth who reunite as teenagers. After an accidental meeting at a clothing store, the girls convince their adoptive parents—uptight businessman Ray Campbell (Tim Reid) and eccentric single mom Lisa Landry (Jackée Harry)—to live under one roof. What follows is classic 90s family comedy packed with twin mix-ups, school drama, and heartfelt lessons about