Everyone knows about her drug problem and the way she is when she is on a bender.

Source: http://www.crazydaysandnights.net

If this A/A- list singer/actress expected everyone to come out and stick up for her, she was mistaken.

Everyone knows about her drug problem and the way she is when she is on a bender.

Demi Lovato

Danger For Demi Lovato: Friends Grow Concerned Recently Rehabbed Star ‘Can’t Be Alone’

Demi Lovato Opens a New Window. is living on her own and has once again cut everyone out of her life — leaving those closest to her worried about what’s to come for the recently rehabbed singer, RadarOnline.com learned exclusively.

“Like she did after her overdose, she has fired everyone around her very recently Opens a New Window. and got rid of new friends in a drastic measure to save herself and sobriety,” said a worried pal.

As Radar previously reported exclusively, just days after she was hospitalized after a drug overdose Opens a New Window. that nearly killed her last July, the singer cut ties with her trusted circle of friends, as well as her longtime manager. She also severed her relationship with her rehab business partner, CAST Recovery Center founder Mike Bayer.

Meanwhile, Lovato, 26, has been struggling to sell the West Hollywood house of horrors Opens a New Window. where the overdose took place.

“She has her own apartment in the San Fernando Valley now,” said the source. “She is definitely out of her house. The apartment is her very own and she is alone.”

According to the source, her new pad is overseen by those involved with her recent rehab stint Opens a New Window. and recovery.

But those who know her best are worried that she’s on her own Opens a New Window. , especially after “spending every single second” with fashion designer Henri Levy Opens a New Window. , who she allegedly met while in rehab. – Source