Six college best friends throw their own private graduation party that goes terribly wrong when an uninvited guest arrives. Five years later, the girls gather once again and endure a night of far more horror and bloodshed.

When Rabbit escapes Evil Bong's evil world, he opens a bowling alley, and decides to have a celebration with friends. Little does Rabbit know that not only is Evil Bong on his trail, he's joined by Gingerdead Man, and they're show...