The Chumscrubber (2005)

Rita Wilson, Carrie-Anne Moss, Ralph Fiennes, Jason Isaacs

The Chumscrubber starts out with Troy, a normal teenager who supplies "feel good" pills to everyone in his high school (this way he spreads happiness all around). But when his friend Dean pays him a visit, Dean discovers Troy has hanged himself in his bedroom during one of his mother's pool parties.