From her new "Karma" music video to her getup at the iHeartRadio Music Awards, it's clear JoJo Siwa is signaling ... has made their impact in some which way becoming an adult star.

Is JoJo Siwa's Song "Karma" Actually Copied From Another Artist? Fans are unsure if JoJo Siwa wrote her new song "Karma" or .

The 'Dance Moms' alum survives a video game-style showdown in her "Choose Ur Fighter" music ... in a new, sparkling outfit before the mirrored walls crack to unveil the arena. JoJo Siwa Smiles ...

JoJo Siwa is ready to rumble. On Wednesday, Jan. 1, the Dance Moms alum, 21, released the music video for her single "Choose Ur Fighter." In it, she battles six fictitious exes at once in a video ...

JoJo Siwa is ready to rumble. On Wednesday, Jan. 1, the Dance Moms alum, 21, released the music video for her single "Choose Ur Fighter." In it, she battles six fictitious exes at once in a video game ...