reported by Troy Williams, CyberScreenwriter.com

Vince Vaughn and Reese Witherspoon are in final negotiations to star in New Line Cinema's upcoming comedy "Four Christmases".

In the film, Vaughn and Witherspoon will play a couple who struggle to visit all four of their divorced parents' homes on Christmas day.

"Four Christmases" is based on a screenplay by Matt Allen and Caleb Wilson. It is being produced by Spyglass Entertainment's Gary Barber, Roger Birnbaum and Jon Glickman. Vaughn and Witherspoon will also produce.

Project will be overseen for New Line by Emmerich and production executives Mark Kaufman and Michael Disco.

Vaughn and Witherspoon have both worked on recent New Line projects, with Vaughn starring in the 2005 hit comedy "Wedding Crashers" and Witherspoon starring in the upcoming thriller "Rendition", which is scheduled for an October 19th release.

Vaughn will next be seen in the holiday comedy "Fred Claus" and the 2008 Picturehouse release Vince Vaughn's "Wild West Comedy Show: 30 Days and 30 Nights - Hollywood to the Heartland." He has also starred in "The Break-Up", "Mr. & Mrs. Smith", "Be Cool", "Dodgeball", "Starsky and Hutch", "Old School", "Made" and "Swingers."

Vaughn is represented by UTA and The Gold Company. Witherspoon, who won the Academy Award in 2005 for the musical bio-pic, "Walk the Line", has also starred in "Legally Blonde I & II", "Sweet Home Alabama", "Election" and the New Line comedy, "Pleasantville."

Witherspoon is represented by CAA and Management 360.