Tom and Hannah have been platonic friends for 10 years. He's a serial dater, while she wants marriage but hasn't found Mr. Right. Just as Tom is starting to think that he is relationship material after all, Hannah gets engaged. When she asks Tom to be her 'maid' of honor, he reluctantly agrees just so he can attempt to stop the wedding and woo her.

Three naïve guys, in their 20s, drive from Illinois to LA. A sleazy real-estate agent gives them a great deal on a house in the Hollywood Hills. The night they arrive, a solitary Mexican, who speaks only Spanish, tries to warn them that the place is possessed by Satan. They don't understand him, move in, and plan a party after they meet Lucy, their gorgeous neighbor from down the hill. An old friend of theirs, studying to be a priest, joins them. In the basement is a portal to Hell, so at the party, guests meet their end in various ways. Lucy and her friends may not be who the lads think. Is there any hope for these innocents? Maybe their neutered dog can help.

Erik, Ryan, and Cooze start college and pledge the Beta House fraternity, presided over by none other than legendary Dwight Stifler. But chaos ensues when a fraternity of geeks threatens to stop the debauchery and the Betas have to make a stand for their right to party.

When the dead discover a means to contact the living through electronic devices, cellphones and computers become open gateways to monstrosities and destruction.

Reuben Feffer is a guy who's spent his entire life playing it safe. Polly Prince is irresistible as a free-spirit who lives for the thrill of the moment. When these two comically mismatched souls collide, Reuben's world is turned upside down, as he makes an uproarious attempt to change his life from middle-of-the-road to totally-out-there.