See live Thoroughbred, Quarter, Paint and Appaloosa horses from Oklahoma and around the country tear up our track. Quarter Horse races are held September Missing: superbowl. Super Bowl LI will be played between the New England Patriots and Atlanta Falcons on Sunday. NFL playoffs schedule: Times, dates, odds, TV info. USA TODAY Sports Super Bowl LI (NRG Stadium, Houston). Time: p.m. ET. Thoroughbred Season August 25 - December Wednesdays - Saturdays • First Race 7pm. Special Race Days and Post Times: Oklahoma Derby Day Missing: superbowl. Thoroughbred Season August 25 Oklahoma Derby Day • Sunday, September 24 • First Race 3pm Live RacingSaturday, September 23, Missing: superbowl. Here's everything you need to know about Super Bowl LI.