Mater, the rusty but trusty tow truck from Cars, spends a day in Radiator Springs playing scary pranks on his fellow townsfolk. That night at Flo's V8 Café, the Sheriff tells the story of the legend of the Ghostlight, and as everyone races home Mater is left alone primed for a good old-fashioned scare.
Mater and the Ghostlight is a 2006 American animated short film released as a special feature on the DVD of Pixar's film Cars, which was released in the United States on November 7, 2006. The short, set in the Cars world, tells a story of Mater being haunted by a mysterious blue light.