Level 9 gymnast by the age of 12 whose YouTube channel focuses on gymnastics and giving back to those in need.
She has been doing gymnastics since she was 2 and began appearing in commercials and TV shows when she was 5.
She appeared on the A&E series Panic 911 in 2012.
Her full name is Sydney Herz and she was born in Baltimore, Maryland to parents Paula and Mike. She has a twin brother named Luke whose appeared in her videos before.