This is a rare chance for Wacky box collectors. I'm putting up my set of empty OPC re-issue boxes for sale on ebay. There's only 2 or 3 sets known to exist. I have them listed for $1300 but you can pm me for a better deal. I'm only selling them as a set. Here's the ebay link.
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=110754924649