They'll all be performing Monday night, trying to earn a spot in next week's finale and the chance to win a national recording contract.
Oklahoma's the Swon Brothers, from Team Blake, are the first duo to make it this far on "The Voice".
Zach and Colton are also the last male competitors.
"They can play off each other vocally, and they can play off each other with their personality, like 'I'm the cute one, I'm the funny one'. They're almost like a country Smothers Brothers or something," says Lyndsey Parker, managing editor of Yahoo! Music.
Team Shakira's Sasha Allen is the lone R&B performer remaining. The New York mother
Of two and one time backup singer to Alicia Keys has showcased her vocal versatility.
"She owns the stage. She knows how to work the stage, she has all that experience and obviously, she's got a voice," Parker notes.
16-year-old Texan Danielle Bradbery of Team Blake is the youngest contestant.
A relative rookie to performing, the country singer hasn't sounded that way.
Michelle Chamuel of Amherst, Massachusetts is Usher's final singer.
The diminutive rocker has fought through occasional stage fright to make a connection with the audience.
"You believe every word that comes out of her mouth. You actually think she wrote that song or
that song is about her life, which I think really endears her to America," Parker says.
Also connecting is Team Adam's Amber Carrington.
The 19-year-old Texan's roots are in country, but her rendition of an Adele hit made her a contender.
The next two weeks on "The Voice" will determine whom America loves most.
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