I don't know if you can get in the UK... i assumed that you could get it anywhere, but then again i've never left my house for the holiday season to anywhere else but houses with eggnog. But as dominick said, there are a couple of good egg nog recipies 'round here.
"You Know What The World Needs More Of? Hot Pink, Rhinestone Studded, Glow in the dark Santa hats."
"No We don't."