Gaga sing 10x better. But still like tht she did it :)
Zachary201001 1 month ago
No,No,No. Just no. She can't sing it.
She just wanted gaga to get mad.
Gaga101Monster 2 months ago
She sounded amazing!!!!(: LOVE YOU KATY!!!
samandmatt07 4 months ago
eww.. i love her, but this really shows GaGa is a MUCH better singer..
ChrisAlexanderVEGAS 5 months ago
KATY PERRY CANNOT PULL OFF THIS SONG!!!!! BAD
TheD3VIL1996 5 months ago 3
NO
AVisLegit 5 months ago
gaga sing it better
MrAadam747 6 months ago 2
I like the way she sings it. She has a great voice:)
44princessmonster 6 months ago
mmmm?????? no0 m guzto0 para nada se o0lle mejo0r co0n LADY GAGA xD!!!!
rakzo7771 8 months ago 2
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Gaga sing 10x better. But still like tht she did it :)
Zachary201001 1 month ago
No,No,No. Just no. She can't sing it.
She just wanted gaga to get mad.
Gaga101Monster 2 months ago
She sounded amazing!!!!(: LOVE YOU KATY!!!
samandmatt07 4 months ago
eww.. i love her, but this really shows GaGa is a MUCH better singer..
ChrisAlexanderVEGAS 5 months ago
KATY PERRY CANNOT PULL OFF THIS SONG!!!!! BAD
TheD3VIL1996 5 months ago 3
NO
AVisLegit 5 months ago
gaga sing it better
MrAadam747 6 months ago 2
I like the way she sings it. She has a great voice:)
44princessmonster 6 months ago
mmmm?????? no0 m guzto0 para nada se o0lle mejo0r co0n LADY GAGA xD!!!!
rakzo7771 8 months ago 2