Christina Aguilera - At last (Live) (Best vocal Performance)

Christina Aguilera - Walk Away (Live) (HQ) (best vocal performance)

Christina Aguilera - it's a man's world (HD) (Best Vocal Performance)

Christina Aguilera - Beautiful (Live at 46th Grammy) (HD) (best vocal performance)

Christina Aguilera — At Last | (From Christina Aguilera: Genie Gets Her Wish) — By Christina Aguilera

CHRISTINA AGUILERA — At Last | From Christina Aguilera — Stripped (Live In The U.K.) | Christina's first-ever live release, filmed at sold-out Wembley Arena in London

Descobrindo nosso Vocal Range com a Christina Aguilera!

Vocal coach and student. MELODY PHRASING ANALYSIS - Christina Aguilera HURT ...

Christina Aguilera: prouesses vocales.

Christina Aguilera vs. Beyonce- The vocal Runs and Riffs Showdown

Christina Aguilera - Fighter MIC FEED ISOLATED LIVE VOCALS 2010

#Christina Aguilera performance Kids Choice Awards 2013

BBMA 2013 Pitbull and Christina Aguilera Fell this moment Billboard Music Awards 2013 live performance

Christina Aguilera - The Best Performances

Christina Aguilera performance MTV VMA 2013

#Pitbull and Christina Aguilera Billboards 2013 HD performance

Christina Aguilera - performance The Voice Coaches Queen Medley

Watch Pitbull and Christina Aguilera Fell this moment Billboard Music Awards 2013 live performance

BBMA 2013 Pitbull and Christina Aguilera Billboards 2013 HD live performance

Jay Leno Interview Christina Aguileras AMA Performance

#Christina Aguilera live performance Billboard Music Awards 2013