New Directions heads to Nationals to compete in the ultimate singing showdown.

Dave welcomes actor Ewan McGregor, CBS Evening News anchor Scott Pelley and Brad Paisley performs.

After viewer votes determine the third finalist, the winner of the $250,000 prize is crowned in the Season 11 finale. The eliminated players also return to weigh in for the $100,000 at-home prize

Episode info coming soon ..

Part 3 of 4. The battle round continues. Reba McEntire, Monica, Sia Furler and Adam Blackstone serve as the coaches' advisers.