Keith Urban Invites Grand Old Opry Fans To Join In On "The Fighter" Duet!

As part of Keith Urban's 5th Opry member anniversary Urban took the Opry stage to perform some of his hits. When he got to his newest hit "The Fighter" Urban decided to strip it down. 

Without Carrie Underwood on the stage, Urban invited the audience to sing along in replace of her.  What happened next will leave you with goosebumps for days! Check it out here!