Comedian Caroline RHEA is best known for her role as Aunt Hilda on the popular television show Sabrina the Teenage Witch. She has also appeared in numerous films and television shows, including The Drew Carey Show, Curb Your Enthusiasm, and The Big Bang Theory. RHEA is a stand-up comedian who has performed on The Tonight Show with Jay Leno and Late Night with Conan O'Brien. She has also released several comedy albums and hosted her own talk show, The Caroline RHEA Show.