Host Jennifer Nettles performs onstage with Charles Kelley, Hillary Scott and Dave Haywood of Lady Antebellum during the 2012 Country Christmas concert Saturday in Nashville, Tenn.
Nettles shows off her baby bump. The Christmas concert special airs at 9 p.m. on Dec. 20 on RTV6.
Keith Urban performs a song.
Dierks Bentley performs at the concert.
John Legend waves to the crowd.
The crooner also performed with Nettles...
And serenaded the crowd on the piano.
Scott McCreery sang during the concert.
Neil Perry, Kimberly Perry and Reid Perry of The Band Perry talk to the crowd.
Martina McBride performed during the concert.
Opera star and former "Dancing with the Stars" contestant Catherine Jenkins sang during the concert.
Colbie Caillat also performed.
Lady Antebellum sang for the crowd.
Phillip Sweet, Kimberly Schlapman, Karen Fairchild and Jimi Westbrook of Little Big Town performed.
Nettles showed off her baby bump during multipe outfit changes.