When obsession meets celebrity, the results can be fatal. Rising music star Christina Grimmie was gunned down by a crazed fan, while singer Bjork survived a bizarre plot by a man who took his own life. 43:54

In 1981, four bodies were found brutally murdered in the Hollywood Hills. The story of this horrific crime involves a prolific adult film star, a prominent LA nightclub owner, and the teenage girl caught between them. 43:54

Fame at any age can make someone feel invincible, but what happens when young stars lose control? Johnny Lewis (Sons of Anarchy), Lillo Brancato Jr. (The Sopranos), and (Power Ranger) Ricardo Medina are profiled. 43:54

In 1979, Steve Banerjee co-founded the Chippendales male revue. As the franchise grew into an empire that generated vast sums of revenue, Banerjee would do anything to protect it, even murder. 43:54

Richard Ramirez was a satanic killer terrorizing an entire state who sexually assaulted his victims. Aileen Wuornos, a highway hooker with a gun. Doug Clark and Carol Bundy prowled the Sunset Strip for sex and victims. 43:54

A Hollywood studio executive and devoted family man vanishes into thin air one night. As investigators dig into the case, they uncover dark secrets, and the details of man living a double life. 43:54