Maddie Ziegler became a household name thanks to "Dance Moms," but she became known ... The couple was open about their romance, posting photos of each other on social media.

Abby Lee Miller Responds to Maddie Ziegler's 'Dance Moms' Digs: 'I Know What I Did for Maddie' "She was distraught [when I left]. For the longest time, we felt so guilty," she recalled.

"They didn't even know." PHOTOS Dance Moms: The Reunion Premiere Given all her efforts, it stings a bit that she's fallen off ...

She also shared the impact of getting frequently pitted against Maddie Ziegler on the show. 'Dance Moms' star Chloe Lukasiak gets emotional as she chats with ET about the reunion special ...