Tammy Slaton wearing a swimsuit is the confidence check we all needed! She went from over 700lbs on 1000-lb Sisters, where she was barely able to walk, and is now able to go swimming. Enjoying life with her best friend, Haley Michelle, Tammy Slaton has truly given the definition of ‘then and now’ a new meaning. The 1000-lb Sisters star’s weight loss is clearly evident and fans are so proud. Tammy Slaton dons mermaid swimsuitTammy, who previously struggled with getting into a car and getting up to walk to the front door, is now swimming. She wore a blue mermaid swimsuit while smiling for a phot…