Jasveen Sangha, the “Ketamine Queen” who sold Matthew Perry a fatal dose of drugs, has agreed to plead guilty in connection with the late actor’s death.

A California woman known as the "ketamine queen" has agreed to plead guilty to supplying the drug that killed "Friends" actor Matthew Perry, prosecutors said on Monday.

She plans to plead guilty to one count of maintaining a drug-involved premises, three counts of distributing ketamine, and one count of distributing ketamine resulting in death or serious bodily inju...