Abby Lee Miller has confirmed she is returning to "Dance Moms" for Season 8. "OMG! Can you believe I'm going to film Season 8 of Dance Moms!," Miller wrote on Instagram Saturday beside a photo of her looking shocked. "Yes, it's official! We begin the end of Jan! #dancemoms #aldcalways #abbyleemiller #season8 #ALDC #thebestisyettocome #aldcla" Miller quit "Dance Moms" midway through the docu-series' seventh season after pleading guilty to bankruptcy fraud and serving a year-long prison sentence. Miller, who is now battling Burkitt lymphoma, shared a photo of her in a wheelchair last month at her Abby Lee Dance Company studio in Los Angeles.