On October 3rd, 2008, Karolina Protsenko was born into a musical family in Ukraine. Her parents are both guitarists and pianists. Karolina was six years old when her family migrated to the United States in 2015. She began violin lessons the same year and has received classical training.
Karolina began busking in Santa Monica, California in the summer of 2017. She has three YouTube channels and is active on social media sites like Facebook and Instagram. Her fan base has risen to over 10 million followers in over 50 countries in less than four years. Her videos have been seen over 1 billion times on YouTube and other media platforms, and she has appeared on the Ellen show. She has two wonderful younger brothers. Her ambition is to perform concerts all around the world and make people happy with her music.