Coca Cola Mini Fridge — This fridge might have the 'mini' tag attached to it, but with it's 49 litre capacity, you will be able to keep enough cans cool to keep you and your friends going right through the night, and on to the next one!
Platinum elfa Mesh Compact Fridge Cart I know this one's expensive, but you could probably find something cheaper elsewhere. Carts like this are great for storage. Fridge on top, food/utensils in drawers. I've used one for my TV, storing all my DVD's and other electronic stuff in the drawers.