0 results for "She built a multi decade career on her flawless live performances but Mariah Carey seems to have hit a snag as of late While giving a concert at the Beacon Theatre in New York City on Monday December 15 the All I Want For Christmas Is You songstress had quite a few awkward moments that equaled out to a less than stellar show Mariah lost her shoe at one point and while singing Hero she broke down in tears and had to momentarily stop the gig"