But now it's straight up cancelled!
Ticket holders were sent the following email on Friday:
[Image via Fayesvision/WENN.]
Lady GaGa performed at HRC's big dinner on Saturday night before the National Equality March in D.C. on Sunday.
She took to the stage to give a speech about the importance of treating everyone the same - legally - and she also performed her own version of John Lennon's legendary Imagine.
Check it out (above)!