Reality TV star Kim Kardashian will marry fiance NBA player Kris Humphries on Saturday, but before the couple exchange vows, Hollywood celebrities are tweeting their wishes to the soon-to-be husband and wife.

Here's what some celebs had to say:

My sisters getting married today!!!wrote Khloé Kardashian Odom.

OMG! My sister is getting married today too! #excited RT @KhloeKardashian : My sisters getting married today!!! said Kylie Jenner.

BIG DAY! My sissy is getting married today!!! So happy for you @kimkardashian! Love youuuu, Kendall Jenner.

Getting a nice 10k run in before the long drive up to the wedding!! Congrats @KimKardashian love you, Brody Jenner.

I want to tell all of my twitterdolls how much I appreciate all of your beautiful well wishes for @KimKardashian wedding! God is so good!! Kris Jenner.

So excited for @kimkardashian wedding tomorrow! Gonna see my sister @lorenridinger now! wrote Eva Longoria.

Butterflies in my stomach for @KimKardashian & @Krishumphries...beyond excited for today! the Anthonys are on our way! Love is in the Air! LaLa Vasquez.

I am so excited to have a new addition ( @KimKardashian) to Team Hump today! Today is going to be a blast!! Kaela Humphries.

Only a few hours to go till @KimKardashian gets married!!! So excited for her!!! Ahhhhhh, Brittny Gastineau.

2Day is Princess Kimmies Day! Ow! So excited and happy for her! Will be a beautiful day indeed! Ciara.

Just hours to go @KimKardashian! Getting so excited, just wait until everyone sees.....xxVera, Vera Wang.

getting my 'hair did' for my friends big wedding today,can't wait,i no i'm gonna cry fro happiness for her,yippee!! Mel B.

15 min nap...then almost time to get ready for my best freinds wedding! So happy for her!!! Jonathan Cheban.