Karen SchipperGreenville, SCBrand · Paper goodsHippo Birthday Cake Card$6 – $6.50Stocked at 3Parchment PaperLos Angeles, CARetailer · Gift shop$6bobo design studioPalm Springs, CARetailer · Stationery shop$6.25Paper and GraceBozeman, MTRetailer · Stationery shop$6.50