Yes, Sydney Christmas did win Britain's Got Talent in 2013! She was only 14 years old at the time, but she had a powerful voice and an angelic presence that wowed the judges and the audience. Sydney was the youngest contestant ever to win the show, and her victory was a testament to her talent and hard work. Her performance of "Clown" by Emeli Sande was unforgettable, and she quickly became a star in the music world.