Expensive Brunei Stamps

Not many things can make me go gaga. But the sight of this stamp on ebay certainly does the trick. This $5 stamp overprinted by the Japanese during the Second World War is worth a fortune. I tell you it's a fortune. At the moment, the opening bid for it is US$1,099.95 and so far no one has bid. But if I know the ebayers, wait till the last minute, someone will snap this up.This is the other one