Chastity Church

Chastity Church is the secondary antagonist of the 1999 film 10 Things I Hate About You. At first she seems to be nice, being Bianca Stratford's best friend in the beginning, but later reveals herself to be a mean girl when she betrays her for Joey Donner, whom Bianca was originally going to have sex with until she learned of his true intentions.

Role in film
Chastity Church is Bianca's friend who both attend High School. The girls start talking about Joey Donner when he happens to wanna invite Bianca to the prom.