Kourtney Kardashian, Khloe Kardashian and Kim Kardashian held a book signing for their new book “Kardashian Konfidential” at Barnes & Noble today in New York City. Their NYC Dash clothing store broke sales records on Black Friday. For more on Dash http://www.mahalo.com/dash-store You can also follow the Kardashian sisters on Twitter www.twitter.com/kimkardashian, www.twitter.com/khloekardashian, and www.twitter.com/kourtneykardash
