This is horrifying.
As we reported late this week, former star of The O.C. Mischa Barton was hospitalized after exhibiting bizarre behavior the morning after she celebrated her birthday with friends.
And now, we know more about what's really going on with her, and what prompted that behavior: she was drugged at some point in the night while drinking.
In a statement released to PEOPLE on Friday evening, Barton reveals all about what happened, and confirms that somebody put GHB in her drink at some point on Wednesday night, while out and about.
Her statement explains what happened (below):