Melissa Joan Hart was one of the darlings of the 90s, starring in wholesome sitcoms "Clarissa Explains It All" and "Sabrina, the Teenage Witch." Although she was known for her good-girl image, Hart admits she had some wild nights in her 20s at the play boy mansion drugs and kissing more fun.
link - First Look: Melissa Joan Hart's Wild Night at the Playboy Mansion
http://www.oprah.com/own-where-are-they-now/Melissa-Joan-Harts-Wild-Night-at-the-Playboy-Mansion-Video#ixzz2nXISifJr