Kate Todd (born December 12, 1987) is a Canadian actress and singer-songwriter. She is best known for her roles as Lily Randall in Radio Free Roscoe and Sally in Life with Derek. She is also known for her continuing role as Erica in the movie and series My Babysitter's a Vampire and had a recurring role in the Canadian drama series The L.A. Complex as Katee. (Via Wikipedia)