Peyton Manning joins Chris Stapleton on Red Rocks stage

While people across the country were watching Chris Stapleton perform on the season finale of the "The Voice," those who scored tickets to his Red Rocks show on Tuesday night were treated to a special surprise.

The country singer was joined by none other than Peyton Manning.

Stapleton and the former Broncos quarterback shared a microphone and performed a rendition of “Tennessee Whiskey.”

@9NEWS @Broncos Peyton helped @ChrisStapleton sing Tennessee Whiskey tonight at Red Rocks pic.twitter.com/KD1rfy4Ndv

— Stephanie Voss (@vossunfiltered) May 24, 2017