08/13/2010 07:22 pm ET | Updated May 25, 2011

Kourtney Kardashian & Boyfriend Scott Play Fat, Plug QuickTrim

Kourtney Kardashian and boyfriend Scott played with the Fat Booth app and posted the pictures on her blog.

Like her sisters, Kourtney gets paid to plug diet aid Quick Trim, and she made sure to give it a mention, writing,

Scott and I were playing around with a phone application that adds some pounds. If it weren't for QuickTrim shakes and running around after Mason all day, this is what we would look like.