After He Allegedly Slept With 4,000 Women, Mick Jagger Decided To Seek Help With His Addiction. His Friend Keith Richards Also Encouraged Him To Do That. However, Once He Found A Sex Therapist, He Seduced Her And They Slept Together Too. It Was Featured In Christopher Andersen’s Book “Mick: The Wild Life And Mad Genius Of Jagger” - He Has Been Covering The Rock Star For More Than Four Decades