Pop superstar Lady Gaga is giving back to her fans this Christmas, as she Tweeted Thursday that a new, unreleased song will be available Christmas Day.  The song was part of the "Born this Way" sessions, never released, and according to a messag on Gaga's Twitter account, was recorded in one take on the tour bus.  After dropping the new track, Gaga is headed to New York City to bring in the new year by performing on "Dick Clark's Rockin' Eve" along with Justin Bieber, Nicki Minaj and LMFAO.