Justin Bieber Justin Bieber

Justin Bieber is having the worst week ever.

Hours after collapsing onstage and being taken to the hospital, Bieber attacked a photographer outside his London hotel — but the incident wasn't completely unprovoked.

In a video obtained by TMZ, when the Biebs and his bodyguards rushed to their waiting SUV, he made contact with one of the paparazzi who immediately began claiming assault and started to curse at the singer.

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