Joelle Joanie “JoJo” Siwa is an American dancer, singer, actress, and YouTube personality. She is known for appearing for two seasons on Dance Moms along with her mother, Jessalynn Siwa, and for her singles “Boomerang” and “Kid in a Candy Store”. Siwa was a top-5 finalist on the second season of the series Abby’s Ultimate Dance Competition and the youngest contestant on season 2.