Alex & Sierra perform 'Bumper Cars'

Singing duo and real-life couple Alex Kinsey & Sierra Deaton performed 'Bumper Cars.' The winners of The X Factor season three have a new album coming out on Oct. 7. They're performing at the Paramount Theater in Huntington, New York on Sept. 3, 2014.

[@artzycait14]

I love how they are just always looking at each other

[@vbb148]

By the time this was made you can see there's a separation starting.

[@wildthecat]

Beautiful.

[@sassychang007]

Best best duet!!!!! They're so cute!

[@elkbow]

Awesome as always

[@jonathancarrillojjcc1476]

excelente interpretación....

[@golf4892]

love it !♡♡♡♥♥♥

[@isabelariassantos4270]

[@abigailb3463]

Looove

[@ahmedfallah]

very nice

[@alillimarye1483]

When are they going to GET MARRIED!? 💍👰💑❤😃

[@manderbos]

Beautiful.