VH1 has once again partnered with Dr. Drew Pinsky for a second season of the hit reality series “Celebrity Rehab with Dr. Drew.” The series, consisting of eight one-hour episodes, is slated to premiere October 23, at 10pm. Similar to the first cycle, the second season of “Celebrity Rehab with Dr. Drew” will follow the real-life experiences of celebrity patients undergoing detoxification and treatment at a center in the Los Angeles area. The show will follow Jeff Conaway as he checks back into rehab after a series of back surgeries, setbacks and subsequent reliance on pain medications. Joining him in rehab are Sean Stewart (Sons of Hollywood), Amber Smith (model/actress), Rodney King, Nikki McKibbon (American Idol), Steven Adler (Guns n Roses) and Tawny Kitaen (Actress). Gary Busey, who is 13 years sober from his cocaine addiction, will also be joining the cast to take the journey with the others and to share his experiences on the recovery process.