Want a tummy like mine? SEXY RIGHT? Wahahaha, be jealous. :D :DAnyway, the guide~~~~~ *majestic music*1. Have super thin mother and father. I'm so lucky to have super thin father and mother. LOLBut sadly, poor youngest sister. After like 10 years ar, my mother grow fat already. So my youngest sister is fat!Not really la. My 3 sister have size de leh!!ME(Elder sister): …