Demi Lovato's mother unveiled her addiction battle

"As the admissions counselor asked questions, I heard more than a few shocking revelations." When she asked about drugs, my jaw dropped – Cocaine, jar and Adderall said De La Garza wrote in his memoir that he was discovering the first vices of his daughter

Lovato spent three months in treatment, and "Over time, she seemed more herself. The friendliest and happiest girl I knew was coming up slowly, "wrote De La Garza in his book

Demi Lovato

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Getting sober

However, After After leaving rehabilitation, Lovato recidivated once again, this time her mother gave her an ultimatum: to clean herself, or she would cut the contract of her younger half-sister, Desperate Housewives alum Madison Of The Garza.

"It was a very heartbreaking moment da in my life because we sat with Demi and told him, even if it hurt me, "You must be serious about help and sobriety because you have a little sister , and I can not allow him to be "De La Garza told PEOPLE

De La Garza added," I did not mean that, as a mother, but I had to do it because it was the truth. And I told him, "I'm going to have to take Madison and go back to Texas because I can not stay and look at it, and I do not want Madison to see that."

Half Lovato

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Lovato's mother stated that her ultimatum worked and in her book wrote: "She seemed tired, as if she were tired to fight."

. It was then that she took her phone, broke it and put it in a glass of water, as a sign that she was ready to commit ", added De La Garza

" She gave up her phone, her car keys, her credit cards, she entered a sober house and completely followed the program. But I have to believe in my heart that it was the mention of her little sister Madison and her realization that she could grow up without even knowing her, that helped Demi make the decision she made. that day, "continued matriarch Lovato 19659016] Half Lovato with sisters Dallas and Madison, mother Dianna and stepfather Eddie “/>