Kim Kardashian is very excited for her newborn daughter Chicago to become best friends with Kylie Jenner's daughter..
Kim has written an emotional blog post to her baby sister saying how happy she is that she has become a mother for the first time.
She wrote 'Mommy Kylie!!! You did it!!! I'm so incredibly proud of the woman you have grown up to be and I know that you are going to be the best mom to your new baby girl! Our girls are two weeks apart and I can’t wait for them to be besties!'
Kim added 'I am so proud that you do what you want to do and live your life the way you want, you will pass down all of those amazing qualities to your baby girl. You were made to be a mom! I love you!'
Kylie announced the birth of her daughter on Sunday 4th February with an emotional 11 minute documentary titled 'To Our Daughter' and a statement on her Instagram account.