See -
http://www.telegraph.co.uk/news/newstopics/politics/4389736/What-Shall-We-Do-With-A-Drunken-Sailor-lyrics-changed-to-remove-alcohol-references.html - For the new PC version of that well known shanty 'What shall we do with a GRUMPY PIRATE'
Beware it will soon be illegal to hold folk clubs in pubs and singers will be prosecuted for performing under the influence of drink.
The Copper Song Book will be the next victim with all reference to Ale struck out to be replaced with Orange Juice - try and make that scan.
Terry