Country frontrunner Duski also tackles Garth Brooks' classic "The Dance" in part one of season finale
Live episode also features Lauren Dunski and Brennley Brown's respective covers of Wynonna Judd and Martina McBride
Show's coach will sing "Every Time I Hear That Song," while Morris offers current single "I Could Use a Love Song"
Country singer joins his team for "Crippled Inside" during results show
'Tonight Show' host guides 'Voice' coach through wild new attraction "Race Through New York"
'Voice' coaches recorded stripped-down version of TLC's 1994 ballad
Singer is haunted by a painful memory in the fifth single from 'If I'm Honest'
Superstar will work with members of Shelton's team during the show's 12th season
"Every Time I Hear That Song" appears on 'If I'm Honest,' which becomes first country LP to win People's Choice Favorite Album
Shelton's Doing It to Country Songs Tour, launching February 16th, will also feature 'Voice' alum RaeLynn
Singers will perform in New York City for the annual ball drop, while Keith Urban headlines Nashville's New Year's Eve party
Singer visits 'Jimmy Kimmel Live!' to perform his current single "A Guy With a Girl" and sit for an interview
Entertainer leaves his coaches' chair to perform latest release from 'If I'm Honest'
Shelton and team members Sundance Head, Austin Allsup and Courtney Harrell take on Lewis' 1984 hit "The Heart of Rock & Roll"
RaeLynn will join her mentor from 'The Voice' on the road