Physician Salvador Plasencia, who was charged in the death of Matthew Perry, pleaded guilty to distributing ketamine to the "Friends" actor.

Dr. Salvador Plasencia, who is charged with giving Matthew Perry ketamine in the months leading up to the Friends star's overdose death, has agreed to plead guilty to four counts of distribution of ketamine,

Dr. Salvador Plasencia agreed to plead guilty to four counts of distribution of ketamine to Matthew Perry. He faces up to 40 years in prison.