On Saturday, June 30, 2012 6:52:25 PM UTC-4, Frank J Warner wrote:
What's the best way to bust one of these suckers up?

You've talked yourself out of pretty much every rational means of removing the tub, so I guess it's in there permanently...

Come on, how tight is it? It can't possibly be THAT tight that you can't swing a hammer AT ALL. All you need is a couple half-assed hits, and the tub will shatter like a pickle jar.