With this case, I’d wager she has schizophrenia
Yep. She's been showing all the signs. And like many young schizophrenics, she exacerbates her condition by self-medicating with drugs and alcohol.
If you believe the celebrity gossip sites, she has been diagnosed with schizophrenia and bipolar disorder. She was committed and put on medication which really turned her around.
But her mother insists she doesn’t suffer from mental illness and allowed her to go off her medications recently and now this happened.