Caleb Willingham, the husband of “1000-Lb. Sisters” star Tammy Slaton, has died. He was 40.

His stepmother, Shirley Willingham, confirmed the information to TMZ on Saturday.

Nonetheless, a reason behind dying and extra particulars weren’t supplied.

Caleb, who used the nicknames “Killa Okay” or “Double Okay,” made uncommon appearances on his spouse’s TLC present.

He met Slaton throughout her 14-month rehab keep in Ohio, the place the fact star was present process remedy so as to qualify for weight-loss surgical procedure.

Caleb was additionally a affected person on the similar facility and getting medical help for weight problems.

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In October 2022, the completely satisfied couple bought engaged. They wed one month later in Gibsonburg, Ohio.

“Our marriage ceremony day was good, there was a lot love within the room,” Slaton informed Individuals in January. “I actually married my finest good friend.”

“I really like waking up each morning and seeing his face. And seeing his face each evening earlier than going to mattress.”

Nonetheless, the pair reportedly cut up in Could as a result of Caleb allegedly hadn’t been “following his eating regimen in rehab.” Web page Six has not independently confirmed the separation.

Slaton has not but made a press release about Caleb’s passing. Web page Six has reached out to her and TLC for remark.

Earlier this week, the 36-year-old posted a photograph on Instagram of her surprising weight reduction. She dropped greater than 300 kilos after present process bariatric surgical procedure in 2022.

In Could, Slaton — who weighed almost 700 kilos previous to surgical procedure — was noticed strolling unassisted following the process.

Slaton revealed a couple of weeks later that she now not wants the help of oxygen help.

She additionally confirmed off her slimming face on Instagram on the time.

“6 lovely photographs of myself with out filters,” Slaton wrote alongside the put up.