JoJo Siwa Is All the Freakin' Rage Right Now; Here's What We Know About Her

Aside from sharing fun, personalized videos — including a particularly fascinating house tour, life-size doll included — she's also released a slew of songs and music videos, like "Kid in a Candy Store" and "Bop!" Although she had previously released the single "I Can Make U Dance," her career really took off when with her hit song "Boomerang," which centers on online bullying.