PHOTOS: Kardashians Celebrate Rob's Birthday in Vegas!

Kim Kardashian and Kris Jenner party it up with the birthday boy! Plus, see more of your favorite celebs on the scene!

Source: http://www.ivillage.com/star-snapshots-celebrity-photo-gallery/1-b-75638?dst=iv%3AiVillage%3Astar-snapshots-celebrity-photo-gallery-75638

Jennie Finch Jennifer Aniston Jennifer Gareis Jennifer Garner