The 11-year-old North Carolina native was diagnosed with cancer at the age of 4, and began playing the violin as he got older as a way to cope with bullying in school. "I just didn't want to be the kid with cancer, so now, I'm the kid who plays violin," Tyler, who has been in remission for four years, tells the judges during his audition. Fortunately Tyler's performance was just as awe-inspiring as his story, and earned a a golden buzzer from Simon Cowell.