It has been a long time since I needed a diaper bag. In fact, I never thought I’d need one again. When we decided to have a third baby it hadn’t even crossed my mind for several months that I’d need to start carrying a diaper bag again. It took me a few outings to perfect what I needed to put inside. I had forgotten how awesome having one is, especially with three kids. In addition to all the items I’m going to have listed below, I always add in a light sweater and snacks for my six and seven year olds. I currently am using a diaper backpack, and…