Alex and Sierra are part of the Top 16 contestants of The X Factor season 3.
They are part of Simon Cowell's group, along with Restless Road, RoXxy Montana and Sweet Suspense.
Alex Kinsey and Sierra Deaton, who have been dating for over two years, prior to joining The X Factor, auditioned in New Orleans with a stripped-down version of the Britney Spears song "Toxic." They later sang "You're The One That I Want" from Grease during the Four Chair Challenge. Some of the songs they performed on the live shows include "Blurred Lines," "I Heard It Through The Grapevine," "Addicted to Love," the One Direction hit "Best Song Ever," "Say My Name" by Destiny's Child and "Say Something," which was deemed their best performance this season. In the end, they were named the winners.