Obstinate rear wheel hub nut just won't come off. Wot's the bet way.....breaker bar......impact socket.......or just hammer the f**k out of it with a cold chisel???????

any advice on getting a rear axle drive shaft nut off.........tight as....:mad:

Help. No laughing please. :o My disco battery is flat as the proverbial pancake; central locking engaged; can't open the doors/boot (long story about different door handles to ignition) - HOW CAN I GET IN without breaking one of my windows????:confused::confused: