Bombshell McGee's Three Hour Tour ...

4/14/2010 10:15 AM PDT BY TMZ STAFF
... A THREE HOUR TOUR!!! 

TMZ has learned Michelle "Bombshell" McGee's upcoming club appearance in Miami Beach was canceled just three hours after it was announced -- after the honchos at LIV at the Fontainebleau hotel had second thoughts about a Nazi mistress as its celebrity guest.

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Back to the dingy strip club circuit she goes...