Kim & Kourtney Get Into Vicious Fight Before Poosh Founder's Exit From Show

Weeks before Kourtney Kardashian announced her exit from Keeping Up with the Kardashians, the eldest sister couldn't stop fighting with Kim! On the latest show teaser, the siblings are seen arguing about what treats to get daughters North West and Penelope Disick for their joint Candy Land-themed birthday bash.   While preparing for the party