Rob Kardashian is feeling the love on his 37th birthday as his famous sisters celebrated the occasion on Instagram. Khloé Kardashian led the way with a heartfelt tribute to her baby brother, expressing how proud she is of him and how honored she is to be his sister. She also mentioned how grateful she is for the strong bond their children share.

Kourtney Kardashian took a more low-key approach, sharing old photos of Rob on her Instagram Story along with a simple message declaring him as the best brother in the world.

Not to be left behind, Kim Kardashian posted a throwback picture of herself and Rob from their early years, expressing her love for her brother and how blessed she feels to have him in her life.

While the Kardashian sisters celebrated Rob’s birthday, Kim also found herself in a bit of controversy after making a witty joke about finding Kate Middleton. Some fans took offense, accusing her of spreading rumors during a time when the Princess of Wales was recovering from abdominal surgery.

Rob Kardashian’s birthday was a special occasion for the Kardashian sisters as they poured out their love and affection for their brother, reminding him of how cherished he is to them.