“She was doing line after line like a pro – and she was 17 at the time,” says a source.
Now 18, the Disney star kept up her habit of hard partying right up until she was taken to rehab. “Demi’s been on a tear lately. She’ll chug booze straight from the bottle.”
A college student says they were at a party with Demi and saw her snorting lines. “I just remember her doing it [cocaine] as if she had been doing it for a long time. It didn’t seem like something new to her.”