@VocalNeal Quite a few jokes here go straight over my head, so I'm happy to be able to clear up your confusion about this one ...
In England Worcestershire is pronounced "wooster" (don't ask me why).
For example: This is "Wooster" sauce ...
Other examples of this strange phenomenon: Cholmondeley (pronounced “Chumley”), Featherstonehaugh (“Fanshaw”), Marjoribanks (“Marchbanks”), Brougham (“Broom”), and Beauchamp (“Beecham”).