GoPokes TV: Clint Chelf Or Trevor Knight?

Clint Chelf and Trevor Knight were both their team's starting quarterbacks when Oklahoma State and Oklahoma opened the season. Both lost their starting jobs in September but Chelf reclaimed the job when the Cowboys traveled to Iowa State on Oct. 26, and has directed OSU to five consecutive wins. Knight took over at QB last week against Kansas State. Which quarterback will make the plays Saturday?