One source claims the 18-year-old was actually bullied for being there -- apparently not everyone thought she earned the right to walk the shows!
The insider spilled:
First they weaseled their way into the tents of Bryant Park and now Miami!
The Kardashian sisters were down in Miami this weekend to watch their swimsuits they "designed" for Beach Bunny Swimwear come down the runway during Mercedes-Benz Fashion Week.
Glad to see they got girls with the same body type as the Kardashians to model those suits.
[Image via Getty Images.]