Paris Jackson - daughter of the late Michael Jackson - is allegedly on the verge of a breakdown and a source claims it's after she lost connection with her biological mother, Debbie Rowe.

Paris, who attempted suicide two years ago, had finally appeared to be heading in the right direction but an insider says the 17-year-old is "unstable and has completely abandoned biological mom.

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“Everyone thought she was back on track, but now it looks like she’s on the verge of a meltdown,” the source tells Radar Online, adding that in video clips of the teen and her boyfriend, , she "acts crazy."

"She grabs hold of his face and sings: ‘This is my baby, if you flirt with him, touch him, talk to him, think about him, or even look at him, I will slit your throat!'” the source claims.

READ MORE: Is Michael Jackson's daughter, Paris engaged?

The only daughter of late legend M.J is allegedly looking to marry her beau next spring when she turns 18, which has friends concerned.