Kanye Had Kim Kardashian's Family, Friends Dress Up as Pregnant Kim K for Her Birthday

Jeff Vespa/Getty Images for CFDA/Vogue
Kanye West and Kim Kardashian at Chateau Marmont on October 20, 2015 in Los Angeles. 

Kanye West spares no expense when it comes to his wife Kim Kardashian -- and celebrating her 35th birthday was no exception. 

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The rapper threw Kim a surprise party at the Cinépolis Luxury Cinemas in Westlake, Calif., where he screened new biopic Steve Jobs ("sooooo good BTW," per Kim's Instagram) for an intimate group of family and friends, including Kris Jenner, Corey Gamble, Kylie Jenner, and Caitlyn Jenner. The fête had an... interesting theme: all the guests were supposed to arrive in their "best pregnant Kim look," according to the birthday girl's Instagram (fake baby bumps were provided). 

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It seems Kim was a little mystified by the theme as well -- "Not sure if that was to make me feel less huge or just a fun cool theme," she wrote -- but guests seemed to embrace it nevertheless:

 

I wasn't expecting to look this way again quite yet, but Happy Pregnant Birthday @kimkardashian !!

A photo posted by Kourtney Kardashian (@kourtneykardash) on

 See Kim's "pregnant birthday" cake below: