When the Chicago team takes the field for the championship game, the band plays "Boomer Sooner" (composed 1905), the fight song of the University of Oklahoma, which itself is a combination of two other schools' songs: Yale's "Boola Boola" and the University of North Carolina's "I'm a Tar Heel Born."
Star-director George Clooney and his co-star Renée Zellweger premiered this film in Clooney's hometown of Maysville, KY on March 24th, 2008. In 1953, his aunt Rosemary Clooney had premiered a film of her own, The Stars Are Singing (1953), in the same town, though not at the same theatre. Roughly 3,000 fans attended the red carpet event while 200 VIPs were hand-selected to watch the film. An additional screening was held afterward with 100 lucky winners winning 2 tickets apiece from a raffle drawing. Clooney and Zellweger hosted the second screening as well before departing the theatre. Among the guests in attendance were former Lt. Governor of Kentucky Steve Henry and his wife, Miss America 2000, Heather French Henry.
The building that Dodge arrives at on his motorcycle just before meeting Lexi for the first time is the Poinsett Hotel located in downtown Greenville, South Carolina. The Poinsett Hotel was built in 1924, but it didn't actually open until June of 1925.
The script was written back in 1993. The writers brought it to the attention of Steven Soderbergh who then took it to the then president of production at Universal Pictures, Casey Silver. It went into script limbo after Silver left the studio to become an independent producer. Soderbergh then came back and brought George Clooney along to make the film.
George Clooney claimed that he had rewritten all but two scenes and had asked the WGA for credit. When they denied his request, he removed himself as a voting member and changed his status to "Financial Core Member."