"Dance Moms: The Reunion" brings back some of the original cast members from the Lifetime series about the cutthroat environment of competitive dance — but there's at least one former star you won't see. Abby Lee Miller, the dance instructor who founded the Abby Lee Dance Company at the center of "Dance Moms," doesn't appear in the special, though there are plenty of clips shown of Miller berating the show's young cast (or their mothers). Fellow "Dance Moms" alum JoJo Siwa has said that she speaks to Miller on a regular basis, telling E! Hilliker told E! "Dance Moms: The Reunion" airs May 1 at 8 p.m.

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Persons: Abby Lee Miller, Abby Lee, Miller, — Brooke, Paige Hyland, Kendall Vertes, Kalani, Chloé Lukasiak, JoJo Siwa —, would've, Hilliker, Brooke Hyland, Paige, Kelly Hyland, Kelly, JoJo Siwa, Vertes, Abby, we're Organizations: Service, Abby Lee Dance Company, Business, Lifetime, Hulu Live