would be cool to see a doom 3 powered entry.
http://www.48hourfilm.com/machinima/I wouldn't mind entering and I'd love to make a comedy. Maybe I can put together some clips from Total Recall for all the world to see. Oh wait, registration fee 48 Dollars. That's entertainment! (Robert DeNiro style)

Here's two very professional movies I made a good while back
http://movies.lionhead.com/movie/56886http://movies.lionhead.com/movie/64264 the second movie is over 18s
you get picked a random type of movie to make so you don't know if it'll be a comedy. I'd consider doing it but I'm pretty sure I'm already busy that weekend.