Singing High Notes

Demi Lovato posed for photographers before hitting the stage at the Z100 Jingle Ball, held on Friday (December 9) at Madison Square Garden in New York City. The 19-year-old entertainer performed her hits, including 'All Night Long,' 'Unbroken,' 'Skyscraper' and her new single, 'Give Your Heart A Break,' in front of thousands of screaming fans.