"Hey, I'm Christi Lukasiak, and you might recognize me from Dance Moms! For behind-the-scenes moments, beauty tips, and vlogs ...

Dance it out and sweat with this cardio combo featuring body rolls, squats, and plenty of high-impact exercise.

The competition unfolds in stages. Each week, contestants upload their dance clips to Instagram, and the public votes to determine who advances. At the end of the week, those with the highest ...