![](https://image.tmdb.org/t/p/original/8RiUaLDLtvb8DF88S6APjgshd2b.jpg)
![](https://image.tmdb.org/t/p/w200/5ZVkVNB1UuJapoYV2bV10olC74m.jpg)
It's only funny until someone gets hurt.
When a hapless, unfunny, wanna-be comedian picks up a mysterious hitchhiker on his way to Vegas to audition for the Monte Guy show, he unwittingly becomes trapped in a desert-town killing spree that also has a very unexpected consequence - it improves his comedy.