Funnywoman Roseanne Barr used to be one of the heaviest women in Hollywood. Now Barr stuns with her jaw-dropping weight loss and platinum blonde do. The popular comedienne of 80s sit-com fame posed for a photo with her youngest son Buck Thomas, the first of the pair since 2012. Wonderwall, on September 2, proclaimed her "unrecognizable" from her "Roseanne" days. Barr opened up her medical pot use recently, too.Roseanne Barr stuns with jaw-dropping weight loss, platinum blonde do, pot use - Grand Rapids News | Examiner.com