Maddie Ziegler is an American dancer and actress. She starred in Sia's Chandelier music video and toured with Sia in North America and Australia in 2016 and 2017. Ziegler also appeared in the series Dance Moms. One of her most popular songs is Best Friend. Her film credits include West Side Story, Music, The Book of Henry, The Fallout, and My Old Ass. She has also hosted the podcast Take 20 with Maddie and Kenzie Ziegler.