Fans were shocked to see the Arthur George designer appear on his sister's latest Instagram post Rob Kardashian has made an appearance on Instagram once again! Two months after the Arthur George designer,

Rob Kardashian is known for staying out of the spotlight, but on Wednesday, he made a rare appearance on his sister Kim's Instagram feed. The Skims mogul celebrated family friend La La Anthony with two sweet selfies that also included Rob.

Rob Kardashian Makes RARE Appearance With Sister Kim Kim Kardashian shares a rare glimpse of her brother, Rob Kardashian, in a selfie for La La Anthony's birthday on Instagram. Rob was a staple on the family's original series,