Khan Kluay is a 2006 Thai animated adventure film set in Ayutthaya-era Siam about a Thai elephant who wanders away from his mother and becomes the war elephant for King Naresuan. It is based on the story Chao Phraya Prap Hongsawadee by Ariya Jintapanichkarn. The film took three years to make, and was released on May 18, 2006, in Thailand. In 2007, the film was released as The Blue Elephant in the United States on September 2, and as Jumbo in India in December 25.