And there are a fair few.
Kendall has a knack for making ripped jeans work with anything and making even gym-wear look amazing, so her 21st birthday is the perfect excuse to have a look at all her best style moments.
Not that she needs much help celebrating her birthday, her family just gave her a USD $250,000 Rolls Royce!?
Beats getting socks and undies.
See Kendall chat about her sense of style:
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Scroll on to see Kendall’s best looks to date: