Sweet Surprise! See Rob Kardashian's Rare Sightings in Photos Since His Departure From 'KUWTK

Once the leading man on Keeping Up With the Kardashians, in recent years a Rob Kardashian sighting has become as rare as that infamous white giraffe. Fans were first introduced to the only Kardashian brother during season 1 of the family’s long-running E! At the time, Rob was a 20-year-old business student attending the University of Southern California’s Marshall School of Business.

Khloé Kardashian shares rare photo of Rob Kardashian

Kim Kardashian shares rare photo of Rob Kardashian

Kim Kardashian shares rare photo of Rob Kardashian

Rob Kardashian Posts Rare Tribute for Khloe's Birthday

Rob Kardashian Makes Rare Sighting At Daughter Dream's Birthday Party

Rob Kardashian Today: Rare Photos of Him Then and Now

Rob Kardashian makes rare appearance in photo on Khloe's birthday

Rob Kardashian Appears in Rare Photo for Stormi Webster's Birthday

Khloé Kardashian Sparks Photoshop Rumors With Disappearing Curves

Mason Disick Looks So Grown Up In Rare Photo Ahead Of 14th Birthday

Andy Cohen Says Plastic Surgery Talk Was 'Cut' From 'KUWTK' Reunion