By Scarlett O’Toole Amy Slaton has turned to her sister Tammy Slaton for advice as she was left “distressed” and tearful over her broken relationship with ex-husband Michael Halterman. The upcoming season of 1000-lb Sisters, which airs on December 12, promises plenty of drama, with a new trailer showing Amy at her “breaking point” before her divorce from Michael. In an Instagram clip, a tearful Amy said: “I just wanna be happy,” while in front of Tammy. Body language expert Judi James told The Mirror that Tammy seemed to offer “practical” help to Amy, delivering some “tough love” amid the divo…