Tia Dashon Mowry-Hardrict , known by her maiden name, Tia Mowry, is an American actress and model. She was best known for her role as Tia Landry on the ABC/WB sitcom Sister, Sister (opposite her identical twin sister Tamera Mowry). She also starred in the Disney Channel Original Movie Twitches and its sequel, Twitches Too, and played Venetia in The Hot Chick. She starred in the Nick at Nite/TV Land sitcom Instant Mom, now hosting her cooking show called Tia Mowry at Home. She played Barbara Rutledge in the final season of the ABC mystery drama series Mistresses.