Photo by John P. Johnson/Warner Bros. PicturesVince Vaughn and Reese Witherspoon in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesReese Witherspoon in Warner Bros. Pictures' Four Christmases - 2008

Photo by Ron Phillips/Warner Bros. PicturesVince Vaughn in Warner Bros. Pictures' Four Christmases - 2008

Photo by Warner Bros. PicturesReese Witherspoon and Vince Vaughn in Warner Bros. Pictures' Four Christmases - 2008

Photo by Warner Bros. PicturesReese Witherspoon in Warner Bros. Pictures' Four Christmases - 2008

Photo by Warner Bros. PicturesVince Vaughn in Warner Bros. Pictures' Four Christmases - 2008

Photo by Warner Bros. PicturesReese Witherspoon and Vince Vaughn in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesReese Witherspoon and Vince Vaughn in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesReese Witherspoon and Vince Vaughn in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesReese Witherspoon and Vince Vaughn in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesReese Witherspoon and Vince Vaughn in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesVince Vaughn, Reese Witherspoon, Kristin Chenoweth and Mary Steenburgen in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesKristin Chenoweth and Mary Steenburgen in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesKristin Chenoweth and Reese Witherspoon in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesJeanette Miller, Mary Steenburgen, Vince Vaughn and Kristin Chenoweth in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesVince Vaughn and Reese Witherspoon in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesDwight Yoakam and Mary Steenburgen in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesReese Witherspoon and Vince Vaughn in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesReese Witherspoon in Warner Bros. Pictures' Four Christmases - 2008

Photo by Warner Bros. PicturesReese Witherspoon and Vince Vaughn in Warner Bros. Pictures' Four Christmases - 2008

Photo by Warner Bros. PicturesTim McGraw and Jon Favreau in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesReese Witherspoon, Vince Vaughn and Robert Duvall in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesRobert Duvall and Reese Witherspoon in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesVince Vaughn, Tim McGraw and Jon Favreau in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesTim McGraw and Jon Favreau in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesVince Vaughn in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesTim McGraw in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesJon Favreau and Vince Vaughn in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesJon Favreau in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesReese Witherspoon in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesVince Vaughn in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesRobert Duvall, Katy Mixon and Reese Witherspoon in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesKaty Mixon and Jon Favreau in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesJon Voight and Reese Witherspoon in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesVince Vaughn, Reese Witherspoon and Sissy Spacek in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesVince Vaughn, Sissy Spacek and Reese Witherspoon in Warner Bros. Pictures' Four Christmases - 2008

Photo by John P. Johnson/Warner Bros. PicturesVince Vaughn, director Seth Gordon and Reese Witherspoon on the set of Warner Bros. Pictures' Four Christmases - 2008

Photo by Ron Phillips/Warner Bros. PicturesDirector Seth Gordon on the set of Warner Bros. Pictures' Four Christmases - 2008

Photo by Warner Bros. PicturesReese Witherspoon and Vince Vaughn star in Warner Bros. Pictures' Four Christmases - 2008