Hayden Panettiere and Christina Aguilera Join Forces for 'Lady Marmalade'Hayden is the latest to crush it on Lip Sync Battle.
Hayden Panettiere and Christina Aguilera Join Forces For "Lady Marmalade" Lip Sync BattleHayden called on a Moulin Rouge alumnus for her "Lady Marmalade" lip sync battle.
Throwback Tidbits: The Year 2000, When Christina Aguilera Told Us "What a Girl Wants"
Christina Aguilera, Ed Sheeran to Perform on 'A Home For The Holidays'The annual program shines a light on the important social issue of foster care and adoption.
Christina Aguilera's Advice to Blake Shelton and Gwen StefaniAguilera offers advice and support to her fellow coaches on 'The Voice.'
Christina Aguilera Rocks Post-Baby Bod On Red CarpetWe've missed you, Xtina.
Christina Aguilera Posts Topless SelfieAguilera posed topless in only a leopard print fedora and pink undies.
Throwback Tidbits: 1999, When Christina Aguilera Was Just a "Genie in a Bottle"Let's throw it back to 1999, when Christina Aguilera's "Genie In a Bottle" became her first #1 hit!
Can't Beat Kennedy: Beth From UptonCan Beth beat Kennedy?
#Trending: Britney Plans to Avenge Christina at Vegas ResidencyOops, Christina did it again. She mocked Brit, and Brit isn't going to let it slide this time!
Christina Aguilera Mocks Britney Spears with Impression on 'The Voice' Finale: WatchNot only is Christina Aguilera an incredible singer, she's also got decent chops as a celebrity impersonator.
Stephen Merchant Became Our 'Hero' After His Enrique Iglesias Impression on 'Lip Sync Battle': WatchWe already knew Stephen Merchant could get "Dirrty" like Christina Aguilera, but on last night he became our hero.