Kourtney Kardashian wishes brother Rob a happy birthday by posting sweet ... trends now

Kourtney Kardashian wishes brother Rob a happy birthday by posting sweet ... trends now
Kourtney Kardashian wishes brother Rob a happy birthday by posting sweet ... trends now

Kourtney Kardashian wishes brother Rob a happy birthday by posting sweet ... trends now

Kourtney Kardashian rang in her younger brother Rob's 36th birthday by sharing an adorable throwback of her holding him as a baby to her Instagram Story on Friday. 

In a precious snap from their idyllic childhood, the reality star, 43, looked every the proud big sister as she cradled her then-infant sibling in her arms while sitting on a white floral couch. 

She went on to repost a video montage, documenting the Arthur George founder's life and major milestones, which was created and initially shared by their mom Kris Jenner.

'Omg we're always together,' she wrote over the recording. 'My little leprechaun!' 

The footage was full of sweet clips of him at various other birthday parties over the year, taking his first steps, riding around on a toy fire truck and playing tennis. 

Proud sister: Kourtney Kardashian rang in her younger brother Rob's 36th birthday by sharing an adorable throwback of her holding him as a baby to her Instagram Story on Friday

Proud sister: Kourtney Kardashian rang in her younger brother Rob's 36th birthday by sharing an adorable throwback of her holding him as a baby to her Instagram Story on Friday

Additionally, the video showed him competing on Dancing with the Stars, photos from his college graduation at University of Southern California and with his late father, Robert Kardashian, who passed away in 2003.

Jenner captioned her post: 'Happy birthday to my amazing wonderful, beautiful son, Rob! You are one of the most amazing humans I know in life. You are so kind, loving, smart, creative, generous, giving, and one of the nicest and most humble men I have ever known.' 

'You are the greatest dad in the world! You are so amazing and fabulous with Dream! You make sure her every need and desire is taken care of constantly and you do it with such joy, passion,

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