Kim Kardashian Reveals That Pregnant Kourtney Kardashian Is on Bed Rest Amid Complications

Inside Kim Kardashian's High-Profile 43rd Birthday Party: Ivanka Trump, Lauren Sanchez and More

Kim Kardashian reveals her pregnant sister Kourtney wasn't at her birthday bash because she was on 'bed rest'

Kim Kardashian slips back into comfy SKIMS loungewear for selfie shoot in her HUGE bathroom... after being the belle of the ball at 43rd birthday party