heh, I almost said "a bit like a Tory" to see if I could provoke a reaction ;-) Actually, not sure that your pronunciation is limited to England at all.
My pet pronunciation bugbear is liquorice. I pronounce it liquoriss but wife says liqourish. A quick search just now tells me that -ish is far more popular and -iss is becoming extinct :-(
_____________________________________________________________________________ "Some people don't have the guts for distance racing. The polite term for them is sprinters."