Kim Kardashian's Birthday Message To Kanye West: 'I Love You Beyond Words'

Access Hollywood
Kim Kardashian and rapper Kanye West talk from their courtside seats before the Los Angeles Lakers take on the Denver Nuggets in Game Seven of the Western Conference Quarterfinals in the 2012 NBA Playoffs on May 12, 2012 at Staples Center in Los Angeles -- Getty Images

Kim Kardashian wished a very public happy birthday to her beau, Kanye West, on Saturday.

"Happy Birthday to my best friend, the [love] of my life, my soul!!!!" Kim Tweeted, along with a photo collage of sweet pictures of her with Kanye. "I love you beyond words!"

The rapper turned 36 on Saturday.

PHOTOS: Kim Kardashian & Kanye West

Kim's sister, Khloe Kardashian, also sent a message to Kanye, Tweeting, "Happy birthday Yeez!

"Love having you in our family and us in yours!" she added. "Keep shining. All I want for my birthday is a big booty gurl (Kanye voice)."

PHOTOS: The Many Men Of Kim Kardashian

Kim, 32, and Kanye -- who began dating last spring -- are expecting a baby girl together in July.

-- Erin O'Sullivan

Copyright 2013 by NBC Universal, Inc. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.