Series of new Public Service Announcements from ThinkBeforeYouSpeak trying to get people to stop using the insulting expression, ''That's so gay.'' The slang term, if you didn't know, is something many young people tend to say when they think that something is stupid or worth ridicule. Actress and comedian Wanda Sykes appears in one of the shorts that attempt to get people out of the habit and to realize that, to gay people, this is an insult. (ThinkBeforeYouSpeak.com)