Happy Birthday to Khloe Kardashian! Khloe has been serving up seriously sexy style since Keeping Up With the Kardashians debuted in October 2007. While her fashion aesthetic has undergone quite a transformation over the years, one thing has never changed: the youngest of the Kardashian sister trio never fails to show off her curves. Us reports that she has increasingly opted for more figure-flaunting, body-con looks as she?s doubled down on her fitness routine.