3 ms·I call this the ghost method, because you look like a ghost with your arms through the inverted duvet cover.by megadog3 2y agoI call this the ghost method, because you look like a ghost with your arms through the inverted duvet cover.Tomte 2y agoMy girlfriend insists that the your head does not go inside. But why would you forgo all that fun?groestl 2y agoI do that with my kid. For funsies. Also high in the list: snake bites foot (to put on his tights).