http://www.livescience.com/33652-americans-brits-accents.html
I have to deal with tons of Brits thanks to playing darts (or dahts as they call it and I always make fun of them for it). This will be good fodder for me to use. ;)
Bingo. They need to speak 'authentic' English.
I've been asking a few "rhoterical" questions! ;D