It doesn?t get any cuter than the latest video of Chicago West. Kim Kardashian shared an adorable clip of her youngest cooing to her heart?s content via Snapchat on Sunday. In the video Kim can be heard saying, ?Say hi! Say hi, cutie!? The three-month-old responds to her mom?s voice cooing and kicking her legs excitedly. Kim and Chicago also recently attended the birthday party of Chrissy Teigen and John Legend's daughter Luna.