Swift's rep, Tree Paine, tells PerezHilton.com:
Wow. Wow. Wow.
Kanye is straight-up INSANE!!!!!
We love, love, love this song!
Last night, Lady GaGa was on hand for the Robin Hood Foundation's Annual Gala at NYC's Jacob Javits Convention Center. Classy as always, she put on a wonderful performance of a song off her new album, You & I!
Check out the video (above) to see her INCREDIBLE performance!