"You bring so much light to our lives and I am blessed beyond words to have you as my granddaughter," she continued. "It brings me so much joy to watch you grow up to be sweet and kind and loving... I love you so much my precious angel girl...Lovey xo."
Khloe Kardashian took it one step further, penning a full blog post to North on her website. Titled "The 9 Times I Twinned With My Northie," the post shows side-by-side pics of the duo sporting similar fashion and beauty looks.
"Happy birthday, Northie!" Khloe shared. "I can't believe you're already 4. You're such a cool and crazy kid -- I like to think you get it from your Auntie KoKo Loco, LOL. We've twinned a lot over the years and these are some of my fave memories!"