Dear Future MamaThe real talk you want about pregnancy, birth, body image, and the newborn days from Meghan Trainor, the chart topping singer songwriter behind "All About That Bass" and "Dear Future Husband," and, more importantly, Riley's mum. Meghan Trainor has wanted to be a mum since before she even knew how babies were made. From the moment she discovered she was pregnant with her first childher son, Rileyshe was fascinated by the entire experience. Yes,