We have this pack and play: http://www.toysrus.com/product/index.jsp?productId=4279440&fromRegistryNumber=47509129&product_skn=566066
Do we need some sort of waterproof mattress pad/sheets to go with it? I had my shower last weekend and didn't get anything to go with it, so I'm wondering what I definitely need to go out and buy. Also, what do you put in the bassinet part if you plan to use that as a changing table?