Khloe Kardashian: Birthday Shout Out to Kourtney

Posted Saturday April 19, 2014 12:28 PM GMT

They always stick together, and on Friday (April 18) Khloe Kardashian celebrated her big sister Kourtney's birthday with a photo montage on Instagram.

The multi-pic set, featuring shots of the sisters was captioned “Happy birthday to my twin soul, my spirit animal, my ace, my MILF, my boo, my best friend. I f*cking love you so much. I could never explain how much I adore you…. You have to be around us to understand our bond. @kourtneykardash 35 never looked so good! Thank you for always being YOU."

Kourtney, the oldest of the reality star sisters, celebrated her 35th birthday in Cabo San Lucas, Mexico.

Not to be outdone, other members of the clan offered up their wishes for the birthday girl as well.

Kim posted "Happy Birthday @kourtneykardash!!!!! I love you soooo much!" while Kourt's man Scott Disick wrote a simple "Happy birthday @kourtneykardash."

Photo Credit: Instagram

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