(500) Days of Summer is a 2009 American comedy drama film. It was written by Scott Neustadter and Michael H. Weber, directed by Marc Webb, produced by Mark Waters, and stars Joseph Gordon-Levitt and Zooey Deschanel. The film employs a nonlinear narrative structure, with the story based upon its male protagonist and his memory-driven look at a failed relationship. Principal photography began in April 2008 in Los Angeles, California.
As an independent production, it was picked up for distribution by Fox Searchlight Pictures and premiered at the 2009 Sundance Film Festival. It was a hit with audiences and received a standing ovation at the festival. It later went on wide release in the US on August 7, 2009, on September 2, 2009, in Ireland and the UK, and on September 17, 2009, in Australia.