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Season guide

1000-lb Sisters: Season 4

10 episodes Premiered Jan 17, 2023 Updated Sep 28, 2026
Previously on 1000-lb Sisters

Season 4 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ Directly follows the overarching narrative developments of 1000-lb Sisters Season 3.
  • ⚡ Faction dynamics and core character alliances shift under escalating external stakes.
  • ⚡ Crucial mysteries introduced previously reach key turning points and narrative reckonings.
  • ⚡ Sets up serialized story arcs that build directly toward the climactic season finale.
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Season 4 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 4 Progress Shield

Future titles & synopses blurred. Tap "Reveal" on any card to peek.
Binge Efficiency Engine

Season 4: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

30%
70%
Mytharc (3): Crucial lore & season climaxes
Core (7): Character development & subplots
Side Quest (0): Standalone / filler
S4·E1 Mytharc

The Sweet and Sour Life

Jan 17, 2023 · 43 min

Having survived yet another brush with death, Tammy recovers at rehab, but a new scare threatens her life; the family adjusts to life without Tammy; Amy's big surprise stuns everyo

S4·E2 Core

Can't Have Your Cake and Eat It Too

Jan 24, 2023 · 44 min

Tammy's seemingly good progress inspires Amy to visit, reuniting the siblings for the first time in months; Amanda begins a new chapter in her life; Amy learns she's at risk of ser

S4·E3 Core

I Don't Want to Taco Bout It

Jan 31, 2023 · 44 min

Tammy hits a tipping point at rehab, and more bad news from back home sends her into a downward spiral; Chris gets a reality check during a check in with Dr. Smith; the family says

S4·E4 Core

Icing on the Cake

Feb 7, 2023 · 44 min

After finding out Tammy's been robbed, Misty and Amanda visit to break the news in person; while Chris pushes ahead toward his surgery goal, Amy has a setback and is rushed to the

S4·E5 Core

Greatest Thing Since Sliced Bread

Feb 14, 2023 · 44 min

Tammy struggles to cope after surviving a near-death experience; Amy realizes being an overweight mom may prove to be too much; Chris is desperate to get rid of excess skin; Amanda

S4·E6 Core

A Lot of Cooks in the Kitchen

Feb 21, 2023 · 41 min

Amy feels from giving birth and finding out Michael has COVID-19; after 20 years, Chris gets back on the horse; Tammy is almost at the finish line for surgery approval, but worries

S4·E7 Core

Proof Is in the Pudding

Feb 28, 2023 · 44 min

After years of struggling, Tammy finally has her weight loss surgery, but things are not as straightforward as expected.

S4·E8 Core

Forbidden Fruit

Mar 7, 2023 · 43 min

Tammy wants to come home, but a setback causes a major blowup between her and the family.

S4·E9 Mytharc

Walkin' on Eggshells

Mar 14, 2023 · 44 min

Tammy announces her engagement to the family and reveals that her big day is only two weeks away; Amy takes up maid of honor duties; the family wonders if there's another reason Ta

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