Compare Price of Bariatric Surgery In Europe weight loss surgery cost Former ‘Dance Moms’ star Abby Lee Miller reveals 45-kilo weight loss in prison photoMiller has lost over 45 kilos since undergoing gastric bypass surgery in April 2017, a source told Entertainment Tonight, and she’s already requested a tummy tuck, breast lift, and skin removal procedure following her release. Abby Lee Miller in January 2018 (left) and April 2017; Images: Instagram, Getty.See all stories on this topic