Answer
Selma Blair played the character of Vivian Kensington in the 2001 comedy Legally Blonde. Kensington is a fashion designer who is initially portrayed as the antagonist of the film. She is initially dismissive of Elle Woods, a sorority girl who dreams of attending Harvard Law School. However, after Woods proves herself to be a capable lawyer, Kensington becomes an ally and offers her a job at her fashion house.