Kim K. & Justin Bieber -- Flirting with Disaster

Kim Kardashian is about to have Justin Bieber's rabid fans all over her giant behind after frolicking in the Bahamas with the golden boy.

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Biebs and The Butt were holding hands for a photo shoot just one month after Kim said his fans sent her death threats -- all because JB jokingly Tweeted that she was his girlfriend.

Deep breath, Bieber Nation.