Image Credit: Kevin Mazur/Getty Images for Liv With the news of Justin Timberlake's Lyme disease diagnosis, many are wondering why it seems that so many celebrities have the illness. Over the years, fans learned that some of Hollywood's biggest names were living with the medical condition, such as Justin Bieber, Avril Lavigne, Kelly Osbourne and more. Conspiracy theories about show business have formed and mutated over the years, with the most notorious being the "celebrities die in 3s" rumor.