Kim Kardashian and Kanye West prepare for baby no. 4

The celeb couple are "really excited" for the birth of their fourth child, as sources say they're busy preparing their home for the new arrival.

A source said: "Kim and Kanye are really excited about the new baby! It's a bright spot right now given everything else that's going on in the family. At this point they've been working on the baby's nursery at their home and putting all that stuff together."

This will be the couple's fourth child together and second via surrogate.

Meanwhile, 38-year-old Kim said she's feeling "calm" about her impending arrival, though she was initially "stressing" about welcoming another tot.

"My house is so full [but] I heard that parents of four are the most enlightened and calm of all parents."