Pokerface
Lady Gaga's most popular song is "Bad Romance", which is on her new album The Fame Monster.
Lady Gaga's newest song is "Telephone ft. Beyonce". She has another single called "Alejandro" coming out on April 20.
telephone
poker face:)
Paparazzi
I think, Poker Face.
Speechless
No, it was not.
Lady GaGas first song is called Brown eyes its a very good song
Her most recent single as of September 2011 is "You and I" off of her album Born This Way.
Probably Disco Heaven