Tamera Mowry has a career.
Tamera Mowry . She first gained fame for her teen role as Tamera Campbell on the ABC/WB sitcom Sister , Sister ( opposite her identical twin sister Tia Mowry ) . She has also starred in the Disney Channel Original Movie Twitches and its sequel , Twitches Too , and she played Dr. Kayla Thornton on the medical drama Strong Medicine . The group debuted their first single , `` Yeah , Yeah , Yeah ! ''