This article originally appeared Dec. 4, 2002, as part of a "Primetime" special on Whitney Houston.
After years of mysterious cancellations and erratic behavior, Whitney Houston has admitted using drugs, but says the problem is in the past.
In a rare interview, Houston told Primetime's Diane Sawyer that she has used alcohol, marijuana, cocaine and prescription drugs at different points during her career.
"I partied a lot. Trust me: I partied my tail off," she said, adding, "You get to a...Full Story