The suspension is fine IMO. They filmed on school grounds with school equipment. I think banning them from prom and graduation activities/ceremonies is waaaaay too harsh.
I have to agree with RCW on this one. I don't think boys who made a similar video would be treated that way.
High Priestess JessMess, follower of the Goddess of the Coiling Way and Confiscator of Concoctions in the Order of the Curly Crusaders