Kanye West’s baby mama-in-law Kris Jenner has already emailed editors for the weekly celebrity magazines soliciting bids for a baby bump cover story, a source said. PHOTOS: KIM & KANYES STORYBOOK ROMANCE RELATED: PREGNANCY WONT KEEP KIMYE FROM NEW YEARS EVE BASH “It likely will sell at $300,000, and thats Kim solo because Kanye always looks so miserable,” the source told The News.