LADY GAGA feat. AMBER HEARD

Amber Heard will be performing at Lady Gaga concert on tuesday .

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Adele

AKON

B.o.B

Big Sean

Calvin Harris

Carly Rae Jepsen

Carrie Underwood

Chris Brown

Christina Milian

David Guetta

Drake

Ellie Goulding

Eric Church

Flo Rida

Fun

Gotye

Gym Class Heroes

Jason Aldean

Jennifer Lopez

Justin Bieber

Kanye West

Katy Perry

Kelly Clarkson

Kimbra Johnson

Lady Gaga

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Luke Bryan

Madonna

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Michael Jackson

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Sia Furler

Taylor Swift

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Train

Usher

Whitney Houston

Wiz Khalifa