Here's why pink isn't necessarily a girl's favorite color - S4.E1

The results of a home pregnancy test send Molly into a panic, but things pick up at work when she gets the go-ahead on her proposal for a book on the life of a real cop, which is to be based on Nathaniel Hawthorne. At the end of the day, however, Molly's worst fears are confirmed by the doctor, and then, upon arriving home, she learns from Davey that her apartment building is really going co-op.