The move is a 'bittersweet' one for Miller, who announced the news to Instagram on Wednesday.
The pair shared a moment on TikTok from the 'HSMTMTS' premiere on Wednesday night.
The former 'Dance Moms' star even ranked the cast with her trademark pyramid rankings.
JoJo Siwa gets candid on TikTok about how she developed a stress patch that resulted in her losing hair.
The 'So You Think You Can Dance' judge says that her bald spot isn't from her signature ponytail.
Miller underwent a number of controversies during her time on 'Dance Moms.'
Maddie Ziegler opens up to 'Cosmopolitan' about her relationship with former dance instructor and 'Dance Moms' star Abby Lee Miller.
The actress left 'Dance Moms' in 2016 and has not spoken to the disgraced coach since.
Miller gave ET an update on her health, her life and what she's up to now.
Abby Lee Miller gives ET a health update and she shares details on how she’s giving back with Caterina’s Club, a non-profit for kids.
Abby Lee Miller explains her new sense of gratitude since her cancer battle began four years ago while supporting chef Bruno Serato.
Abby Lee Miller chats with ET at 'Grey’s Anatomy' creator Shonda Rhimes’ grand opening of the Rhimes Performing Arts Center.
Maddie Ziegler dishes on Eddie Benjamin, 'Dance Moms,' TikTok and more while promoting 'The Fallout,' streaming Jan. 27 on HBO Max.
JoJo Siwa couldn't be happier with her girlfriend, Kylie Prew, and opens up to ET about all the love and support since coming out.
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