Keeping Up With the Kardashian fans have seen some heavy drama over the years, but nothing comes close to the violent fight sisters Kim and Kourtney Kardashian got into on this week's show.
Things got so vicious between the oldest siblings of the clan that Kim was seen with scratches and blood on her arms - and the force of the fight was so strong that her make-up ended up smeared on the wall.
But what happened to turn the once-loving sisters into two bitter enemies baying for each others' blood? It all initially kicked off because their little sister Kylie Jenner, 22, refused to walk in a Balmain fashion show because she felt ill.
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