Thanks for the replies everyone. I had noticed the 0W - 20 in the manual, but going by Opie oils website, they were advising a 5W - 30 which I was a bit unsure about - the VVTi especially giving me cause to think the thinner was better.
Why did I choose a Lexus? I looked at the BMW 5 and 7 series, and the Mercedes S class - and to be perfectly honest the Lexus felt better, and I have huge faith in Toyota. So maybe a gut instinct? The Hybrid tech also appeals, with the silent take off from stationary.
I'll get some pictures posted next week once it has arrived, it is from a car dealer in Manchester, but I'm waaaaaay up here in Fife, Scotland.
Car is Olive green, with cream leather. Looks beautiful.
Roy of the rovers - I'll be sure to be very light on the throttle to get used to it!