These chevron dresses (new link to the Mud Pie designer's site) are a great gameday option. The dresses come in 6 different color options and represent a number of different college teams.
Red and Yellow - Florida State
Red and White - Oklahoma, Alabama, Texas A&M
Orange and White - Texas, Tennessee
Purple and Yellow - LSU
Orange and Blue - Florida, Auburn, Illinois
Black and Red - Georgia, Texas Tech, South Carolina