christina aguilera

Christina Aguilera shares photo with ex-husband

Christina Aguilera is a bombshell in plunging dress

Christina Aguilera hits rare red carpet with kids

Christina Aguilera sends Andy Cohen baby chaps

Star rejected kiss from Christina Aguilera

Xtina serenades donut store customers in funny prank

Christina Aguilera reacts to Gaga's R. Kelly comment

Xtina shares sweet message to Demi Lovato post-rehab

Bill and Hillary attend Christina Aguilera concert

Christina Aguilera's complete style transformation

Christina Aguilera 'down' for Britney Spears duet

Celebs pose with kids for Harper's Bazaar

Xtina goes nude on Instagram

Christina Aguilera gives fans a major surprise

Christina Aguilera knocks 'The Voice'

Xtina hangs out with Lewis Hamilton at Formula One

Christina and Britney were in a love triangle

Aguilera celebrates fiance Matthew Rutler's birthday

Xtina is unrecognizable in new photos

Aguilera will guest judge 'RuPaul's Drag Race'