Inevitably I draw on my own relationships when I write, so if I'm writing about a fight between a husband and his wife, of course I'm going to think about a recent fight with my husband. Or if I'm writing about sisters, of course I'm going to think about my sister.

However on her 30th birthday Rachel drinks too much and sleeps with Darcy's fiance Dexter. While doing revisions on Something Borrowed Emily Giffin found the inspiration for a sequel Something Blue. When Ben changes his mind Claudia is forced to reevaluate her reasons for not wanting children.