It's Kind of a Funny Story
It's Kind of a Funny Story is about a 15 year old boy named Craig Gilner who is depressed. He is in a prestigious school, he has friends, he has a supportive family but he can't figure out why he is depressed. After almost attempting suicide one night he checks himself into a mental hospital. While there he meets Noelle and Bobby, and they show him that he's living life to fast and that he needs to slow down and look at how beauitful the world can be.
In 2010 there was a movie filmed based off of the book. It started Keir Gilchrist, Emma Roberts and Zach Galifianakis as Craig, Noelle and Bobby.