We all knew it was coming, but now it's official.

Reality TV star, Khloe Kardashian is pregnant with Cleveland Cavaliers Center, Tristan Thompson's baby.

Speculation around the two expecting has been swirling for months!

People Magazine even went as far as reporting the sex of the baby.

Khloe finally took to Instagram, Wednesday, to confirm the news; calling the experience her "greatest dream realized! "

My greatest dream realized! We are having a baby! I had been waiting and wondering but God had a plan all along. He knew what He was doing. I simply had to trust in Him and be patient. I still at times can't believe that our love created life! Tristan, thank you for loving me the way that you do! Thank you for treating me like a Queen! Thank you for making me feel beautiful at all stages! Tristan, most of all, Thank you for making me a MOMMY!!! You have made this experience even more magical than I could have envisioned! I will never forget how wonderful you've been to me during this time! Thank you for making me so happy my love! Thank you to everyone for the love and positive vibes! I know we've been keeping this quiet but we wanted to enjoy this between our family and close friends as long as we could privately. To enjoy our first precious moments just us ❤️ Thank you all for understanding. I am so thankful, excited, nervous, eager, overjoyed and scared all in one! But it's the best bundle of feelings I've ever felt in my life! ❤️❤️❤️

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While this is Khloe's first child, Tristan has a nearly one-year-old, son named Prince Oliver with model, Jordan Craig.

Khloe now joins her sister, Kim who is expecting her third child via surrogate.

But one final question remains. Is the youngest Kardashian, Kylie expecting as well?