Joelle Joanie “JoJo” Siwa first burst onto the pop culture scene at just nine years old as a contestant on the Lifetime reality series “Abby’s Ultimate Dance Competition” and then hit reality show “Dance Moms.” Siwa quickly gained a reputation for her exuberant personality, diva moments and extremely colorful wardrobe—most notably, her signature massive hair bows, which she often wore atop a very high ponytail.