Alex and Sierra

0:04:13

Britney Spears - Toxic (Alex & Sierra cover)

0:02:28

What is Sierra Deaton doing now?

0:00:55

'X Factor' Stars Alex & Sierra Break Up As A Band, Couple

0:03:30

A Great Big World - Say Something (Alex & Sierra cover)

0:03:07

Alex & Sierra - Little Do You Know (Annie LeBlanc & Hayden Summerall Cover)

0:03:04

Alex & Sierra - Little Do You Know (Lyrics)

0:01:52

What happened between Alex and Sierra?

0:03:02

Alex & Sierra - Little Do You Know (Lyrics)

0:03:51

Sara Bareilles - Gravity (Alex & Sierra cover)

0:03:10

Grease - You're the One That I Want (Alex & Sierra cover)

0:03:19

Alex & Sierra - Little Do You Know (Lyrics)

0:03:04

Alex & Sierra - Little Do You Know (Lyrics)

0:03:55

Alex and Sierra Back To You - Lyrics

0:04:56

Alex and Sierra Start to Cry While Singing Bumper Cars - LIVE AT UCF

0:03:18

Alex & Sierra - Animals (Official Music Video)

0:03:26

Alex & Sierra - You Will Find Me (Audio)

0:03:53

Alex and Sierra I Love You - Lyrics

0:00:55

What happened to Alex from Alex and Sierra?

0:01:37

Why did Alex and Sierra break up?

0:03:30

Destiny's Child - Say My Name (Alex & Sierra cover)

0:03:53

Alex & Sierra - 'Little Do You Know' (Exclusive Perez Hilton Acoustic)

0:03:14

Alex & Sierra - Little Do You Know (Robby Burke Bootleg)

0:06:16

Alex & Sierra Gush Over Leona Lewis & Simon Cowell! (X FACTOR FINALE)