'The Voice's Season 21 Battle Round Sneak Peek Previews a 3-Way Steal and an Emotional Ariana Grande

The Knockout Rounds are next on season 21 of “The Voice” — and Blake Shelton is already facing a “soul-crushing” decision!

— and Blake Shelton is already facing a «soul-crushing» decision!In ET's exclusive sneak peek at the Knockouts, which kick off on Monday, Team Blake's Hailey Green and Libianca take the stage to perform a song of their choosing, in an attempt to make it through to the season 21 live shows.Hailey kicks things off with a rocking rendition of Blake's own song, «God's Country,» earning massive praise from all of the coaches.«That was brave of you to sing the one and only Blake Shelton's song, right

The Battle Rounds are wrapping up on season 21 of “The Voice”, but they ended with a show-stopping steal!

, but they ended with a show-stopping steal!The final performance of the Battles on Tuesday featured two Team Legend powerhouses — Paris Winningham and Jonathan Mouton — teaming up for a pitch-perfect performance of Luther Vandross' «Here and Now.»The duo's rendition was stunning and perfectly in sync, earning standing ovations from John Legend and all three of his fellow coaches.«Y'all are so evenly matched,» Kelly Clarkson raved to Jonathan and Paris.

Ariana Grande had a tough call to make on Monday’s episode of “The Voice”.

and for first-time coach Ariana Grande, the decisions are only getting more difficult!Host Carson Daly welcomed the coaches back to the stage on Monday, asking each of them about their strategy for making tough cuts to their team, and Ari was brutally honest.«I don’t necessarily have a strategy,» she noted.

season 21 Battle Rounds, and even new coach Ariana Grande was ready for a yee-haw! Team Blake's Carson Peters and Clint Sherman teamed up on the twangy tune, performing Vince Gill's «Don't Let Our Love Start Slipping Away,» and wowed the coaches with their harmonies and tone.«That was one of my favorite performances so far, I loved it so much!» Ari raved.

It’s week 2 of the Battle Rounds on “The Voice” and for first-time coach Ariana Grande, the decisions are only getting more difficult!

isn't easy — especially when it comes time to make the tough cuts!Ariana Grande learned that lesson the hard way during Monday's first night of season 21 Battle Rounds, where she was faced with some tough decisions about which performers got to continue on to the Knockout Rounds, and which were going home.The tears started early, as Ari and her celeb Battle Round advisor, Kristin Chenoweth, got emotional in rehearsals over Katie Rae and Bella DeNapoli's dueling performance of «No More Tears

season 21 is underway and the coaches are here to win!Following the Blind Audition rounds, Kelly Clarkson, John Legend, Blake Shelton, and new coach Ariana Grande are taking their teams to the Battle Rounds, pairing up their powerful performers for a coach's choice duet and making the tough decisions about who gets to move on to the Knockouts and who's going home. Each coach also has one save (for a member of their own team) and one steal (to use on another coach's eliminated singer) that they

— and the coaches are already eager to make their steals!In a sneak peek at the first battle of the night, Team Kelly's sibling trio, Girl Named Tom, and country singer Kinsey Rose team up to cover Eagles' arrangement of «Seven Bridges Road.»The four-part harmonies have the coaches stunned and Kelly Clarkson celebrating. «I'm so proud that you're on my team,» she raves to the group.

The Battle Rounds begin next week on “The Voice”, and a sneak peek has been unveiled ahead of Monday’s episode.

's season 21 Mega Mentor is… Ed Sheeran!Following in the footsteps of musical pals like Taylor Swift and Miley Cyrus, Sheeran is joining the NBC singing competition to help coaches Kelly Clarkson, Ariana Grande, John Legend and Blake Shelton guide their singers through the upcoming Knockout Rounds, the final step before the competition moves to the fan-voted live shows.Sheeran will coach all the teams equally, while the previously announced season 21 celebrity Battle Round advisors are specific

— but when a singer like Aaron Hines takes the stage, everyone has to hit their button!In ET's exclusive sneak peek at the final night of Blind Auditions on Tuesday, the San Antonio, Texas, native takes the stage to impress the coaches with his cover of Giveon's «Heartbreak Anniversary,» earning one of the season's last four-chair turns.John Legend is the first to hit his button, and is quick to tell Aaron, «I love your voice.»«You just sounded like you knew what you wanted to do with the

Ariana Grande has almost filled her team roster for season 21 of — but she faced some shocking losses during Monday's Blind Auditions!The singer went all in on her love for Libianca, a 20-year-old singer from Minneapolis who grew up in Cameroon. Libianca wowed the coaches with her rendition of SZA's «Good Days,» and Ari couldn't stop gushing about how enamored she was by the performer.«I'm obsessed with you,» she raved.

Kelly Clarkson on !Tuesday's Blind Auditions started off by revealing the results of Monday's cliffhanger. After showcasing her stunning vocals on Elton John's «Rocket Man,» Holly Forbes shocked the coaches by going against her daughter's wishes and picking Kelly over Ariana Grande.However, an even bigger surprise was in store for Kelly at the end of the night.

Ariana Grande has already heard one of her songs on this season of and during Tuesday's Blind Auditions, she got a chance to hear another!David Vogel, a 23-year-old indie singer and music producer from Valhalla, New York, took the stage to perform his acoustic cover of Ari's 2018 single, «Breathin,» putting his rocker rasp on the dance-pop track.