Dance Moms Abby Lee Miller "finally on the mend" after undergoing another surgery 07/02/2018 Abby Lee Miller says she's "on the mend" after undergoing a second surgery. Read More RELATED NEWS Abby Lee Miller: My cancer is completely gone, I'm more than gratefulAbby Lee Miller reflects one year after spinal surgery'Dance Moms' alum Ava Michelle to star in Netflix's 'Tall Girl' film TAGS: Abby Lee Miller