Sabrina says her mom, Zona, has been claiming to be pregnant for almost four years – and Sabrina says it needs to stop.

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“I honestly don’t know what is happening with her,” Sabrina says. “I do not believe my mom is pregnant.”

She says she and her mom get into arguments over the supposed pregnancy, and Sabrina says she has explained to her mother -- who claims she is having a cryptic pregnancy – that people do not carry babies for more than a year.

WATCH: 'I’ve Been Pregnant Approximately Three Years, Seven Months'

“This whole cryptic pregnancy thing has gone on for years, and it needs to stop,” Sabrina says.

See how Zona, who insists she’s pregnant despite doctors telling her she’s not, responds to her daughter’s comments, in the video above. And on Tuesday's episode of Dr. Phil, Zona meets with an OB-GYN. Will she get answers? Check here to see where you can watch.

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What An OB-GYN Says About Woman Who Claims She’s Been Pregnant For Nearly Four Years