In Tammy's most recent weigh-in, the scale went up, instead of down, and Tammy is fighting for her life to not slip backward into old habits. Tammy feels like something is always bound to go wrong, but she'll need to stay positive if she wants to reach her goal of weight loss surgery. From Season 4, Episode 3: "I Don't Want To Taco Bout It" #1000lbSisters #TLC #Weightlosssurgery Stream Full Episodes of 1000lb Sisters: discoveryplus.com/show/1000-lb-sisters Subscribe to TLC: bit.ly/SubscribeTLC About TLC: Offering remarkable real-life stories without judgement, TLC shares everyday heart, humor, hope and human connection with programming genres that include fascinating families, heartwarming transformations and life’s milestone moments. Visit TLC: tlc.com Watch Full Episodes on the Go: go.tlc.com Watch More TLC: discoveryplus.com Find us on social: Facebook: facebook.com/TLC Twitter: twitter.com/TLC In...