Kimora Lee Simmons: Known for coining the term “fabulosity,†Kimora has no cut cards when it comes to her knowledge of fashion and luxury. From modeling to designing, Simmons knows all about expanding her brand and staying relevant. Her successful personalized styling and retail site, JustFab.com, grew from 4 million members (and $5.5 million in monthly sales) since its launch in March 2010, to a reported 10 million this year. Simmons is using her new show Kimora: House of Fab to showcase the drama that goes into running a business.