In the dramatic season finale, Matthew's play finally opens, leading to an evening filled with new revelations and heartbreaking drama. Guest Starring: Jeremy Jackson, Luke Jones and Leslie Jordan as "Harold"
Lenny arranges a meeting for Stefan at his law firm, while Kai finds himself stuck in a surprise parent-teacher conference. Guest Starring: Jeremy Jackson
Steven Adler continues his relentless and abusive verbal attack on Amy Fisher for her refusal to identify as an addict. When he gives Dr. Drew the ultimatum "It's either her or me!", it appears Steven may abandon his treatment.
Dr. Drew reunites several of his celebrity rehab patients to find out what happened after they left treatment.
At the graduation ceremony, Dr. Drew speaks to everyone and their loved ones to congratulate them for successfully completing treatment.
As graduation approaches, Dr. Drew and his staff check in with the patients to discuss their aftercare plans and the patients pay an emotional visit to a family that has been destroyed by drugs.
Dr. Drew confronts Leif Garrett regarding his near relapse. Jeremy London learns a painful secret that threatens to destroy his marriage.
Dr. Drew invites the addicts and their families to a lake house retreat to discuss the importance loved ones play in the recovery process and on an outing in Hollywood, Leif Garrett challenges authority and nearly relapses.
Reaching the half way point in treatment, the patients become aware of the damage drugs have done to their loved ones. Jason Davis and Jason Wahler scheme to escape the unit but their plans backfire and police are involved.
As the first week of treatment comes to an end, many of the patients’ withdrawal symptoms cause them to be agitated and hypersensitive toward one another. Bickering between Janice and Rachel comes to a head.
After Rachel's departure from treatment everyone urges her to return except for Janice, whose harsh judgement of Rachel isolates her from the group, and ultimately leads to a severe panic attack.
Jeremy London and his wife Melissa reunite while sober for the first time to discuss their son and Jason Davis comes to terms with some painful revelations about his past. Word leaks to the press that Rachel Utichel is in Rehab.
As the patients check in, Dr. Drew first lands them at the Pasadena Recovery Center, then meets with them individually to examine the role that their addictions play in their lives.
Dr. Drew's patients are just beginning the treatment process, and as many of them are life-long drug users, the physical effects of detox are severe for many of the addicts.
In an explosive process group, Jasmen and Michael gang up on Deanna, forcing Dr. Drew to take control. In a heartfelt graduation, Dr. Drew and the patients give their hopes, wishes, and fears as this journey comes to an end.
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