Dubai. It has excellent weather (although extra hot in August, but you get some decent deals because of that), good nightlife and the worlds only indoor black ski run about 5 minutes from the beach, or you can go boarding on the dunes..
V Power or BP ultimate, have tried on regular but there is definitely a difference in consumption, I have seen 50+ miles extra from a tank on a decent A road run at 75mph.
Nothing this year as the company is struggling, only $14Bn profits, although the seafood buffet on Boxing day almost makes it worth being offshore, and if you really go for it you could make a big enough dent in it for it to be considered a bounus.