The tour bus catches up with Keith Urban and Blake Shelton in Oklahoma City, where the remaining nine musicians continue their pursuit of stardom; Gretchen Wilson takes the stage to perform her hit song "Here for the Party."

The tour bus rolls into Tulsa, Oklahoma, for a concert at the iconic Cain's Ballroom; country artist Dustin Lynch sits in with Keith Urban; the seven musicians are divided up to perform two group covers before performing their originals.