bloody-disgusting.com — We heard this rumor over at the San Diego Comic Con and was repeatedly told it was 100% untrue... look who was lying (again). After spending most of the year living a soap opera, Paris Hilton (House of Wax) will be part of a real opera this fall. Hilton has joined Alexa Vega and Paul Sorvino in the cast of Repo! The Genetic Opera, a full-blown musi