There was a cordoned off area with two bodyguards in suits at each end of it, and at the back of the area was a table at which Gordon Ramsay was signing his book. Much to my surprise the bodyguards were very friendly and showed me a good place to take photos from. So here it is:

He has got his own website, and you can find it here.
On my way home I caught Chris Evans' show again, and once again he did the 'How deep is, how deep is your snow, I really wanna know.....' segment, and spoke to someone in Dubai who runs an indoor 400 metre ski slope. Someone had to drill into the snow, and then measure it, and it came out at "45 centimetres of good snow". Their website is here.
Interestingly, on the top right hand corner of their opening web page, there is an ad for skiing in Lebanon. The thing about skiing in Dubai is the contrast between the extreme heat of the desert and the coldness of the ski dome. In Lebanon, nature provides this contrast for free. I can remember, in my youth, snow skiing in the mountains of Lebanon in the morning, and water skiing in Beirut in the afternoon, all on the same day! I do not exaggerate.
I would also like to point out that There Is A Ski Slope In Milton Keynes (with real snow), but this will be covered in another entry.