You might remember Nia Sioux from Dance Moms, where she danced in cutthroat competitions with notoriously tough dance coach, Abby Lee Miller. Now, Nia is an actress on The Bold and the Beautiful and a singer. She stopped by Seventeen HQ to spill all her most embarrassing moments. From her worst Dance Moms wardrobe malfunction, to her most embarrassing period story, she has a ton of hilariously awkward stories. The most embarrassing thing that happened to her during a Dance Moms performance is KILLING me