Kendall & Kyle Jenner: Fun with Friends & Family in Instagram Pics (PHOTOS)

Facebook? Twitter? 2012 is all about Instagram! Although the photo-sharing service isn’t brand new, the social media site is hitting a fever pitch in popularity. Always on trend, Kendall and Kylie Jenner have been sharing their private pics for the world to see!

Celebuzz has compiled all their photos on our Jenner sister Instagram gallery.

Take a scroll through the pics to see their intimate moments with friends and family.

Most recently the girls announced that they are the newest fashion contributors for Seventeen magazine. They certainly know a thing or two about fashion — and summer style!

Along with big sis Kim and the rest of their “klan,” the girls showed off their bikinis in the Dominican Republic.