Most single-game rushing yards in nfl history
Walter Payton had the flu when he broke the NFL record with 275 rushing yards when Chicago played Minn 11/20/77.
Corey Dillon broke this record in 2000 rushing for 278 yards Cincinnati vs Denver (10-22-2000)
The record was then broken by Jamal Lewis in 2003 (295), and again in 2007 by Adrian Peterson (296) against the San Diego (and LaDainian Tomlinson) amazingly in his rookie season.