Li-lo And Chuck Join "Scary Movie 5"

Lindsay Lohan and Charlie Sheen have officially signed on for the horror spoof "Scary Movie 5" says E! News.

The Black Swan-riffing story follows three dancers - one's a veteran while the other two are upstarts and best pals, who all try for the leading role in a new production from a snobby, oversexed helmer.

It's unknown which character Lohan would play. Sheen previously played Tom Logan in Scary Movie 3 and Scary Movie 4.

High School Musical film series co-star Ashley Tisdale also stars.

Anthony Anderson Regina King, and Kevin Hart, are up to return for the sequel.

Malcolm D. Lee (Undercover Brother) will direct and David Zucker, has co-written the film.

Zucker will also produce the pic.

Production starts soon.