Christina Aguilera (Coaches Perfomance) - Crazy
Pitbull - Feel This Moment (Official Video) ft. Christina Aguilera
Express (Burlesque) Cover - Isa Salles
Christina Aguilera It's A Man's World
Cristina Aguilera Isa's in town
Christina Aguilera - It's A Man's Man's Man's World Live At Grammy Awards (11/02/2007)
Christina Aguilera Sube De Peso o Embarazada?
BRITNEY vs XTINA: A TIMELINE OF THE BIGGEST FEUD IN POP HISTORY
Sam and Isa singing "Hurt" by Christina Aguilera
Annalisa Grotta (ISA) - Beautiful Christina Aguilera cover
Christina Aguilera "Soy latina, aunque no lo luzca"
IZA - I Put a Spell On You
Christina Aguilera/Xtina looking trinidadian,japanese,and indian (original)
Judith Hill - What a girl wants - The Voice US
Hurt (Christina Aguilera) by Isa and Vilja!
Isa / Christina Aguilera - Hurt（Cover）
Say Something - A Great Big World & Christina Aguilera (Cover by Isa Varela)
Beautiful - Christina Aguilera (cover) | ISA Monzó
Tengo Ganas de Ti - Alejandro Fernández, Christina Aguilera ( cover ) by Isa
Say something - Great Big World/Christina Aguilera - cover by IsaPie
