Amy Slaton-Halterman, and her sister, Tammy Slaton body have absolutely smashed their weight loss goals since they first began their 1000-lb Sisters journey four years ago. After rising to fame on YouTube, the Kentucky siblings landed their own TLC series which aired its fifth season this year. Between Amy Halterman-Slaton and her sister, Tammy Slaton, the ladies lost almost 600 lbs. Now, Amy is taking to social media to share she’s “serving body.” The 1000-lb Sisters are experimenting with new styles since they achieved their weight loss goals. Season 5 was super emotional for the Slaton fami…