Lady Gaga went backstage Sunday night at the Mariah Carey concert, held at New York's Beacon Theater. Gaga SNAPPED an epic SELFIE of herself and Carey which she shared on her official Instagram, a social media site followed by over 4.6 million fans. Along with the pic, Gaga wrote:
"Hey ladies, Merry F***ing Christmas. Love, Mariah and Gaga This lady is so kind, such a star, and sounding legendary tonight at Beacon Theatre." Check it out at left!