Dance Moms star JoJo Siwa shocked fans with a dramatic hair transformation while releasing a cover to the song "Bette Davis ...

JoJo Siwa teased her new song, "Karma," while wearing a sheer, sparkly outfit similar to the embellished catsuit that Britney Spears wore for her "Toxic" music video in 2004.

JoJo Siwa's ready to be taken more seriously in her new music era — and that means a sexier look. See what she's wearing for her "Karma" music video!