Watch a 14-Year-Old Amy Winehouse Sing Happy Birthday In New Documentary

New footage of Amy Winehouse’s upcoming documentary has been released, which show an effervescent 14-year-old Amy joyfully sing “Happy Birthday” to her best friend Lauren Gilbert. Even through her drastic changes, the late Amy Winehouse evidently possessed her signature powerful vocals throughout her life. Compiled from old archived videos, the upcoming documentary will comprehensively cover Winehouse’s career, spanning from the rise to prominence, struggles with fame and her crippling drug addiction. Simply titled Amy, the film is slated for limited release on July 3 and nationwide on July 10.