Such was the case for Maddie Ziegler, Kenzie Ziegler and Nia Sioux who passed on filming the recent Dance Moms reunion that saw their former costars cry "like, every segment," joked Kendall Vertes.

Maddie Ziegler has been in the spotlight since she ... Ziegler also danced in the music videos for "Big Girls Cry," "Cheap Thrills," and "The Greatest." She even joined Sia for numerous live ...