Yesterday my larger than life friend sent me on a mission in London. I had to find the golden masks. He gave me directions so I headed off down Diagon Alley peering into shop windows on the way. Could it be here? Broomstick, owl, wands... no, not here. Could it be here? Golden snitch, weapons and a mask! Yes - but not a golden one. On I trotted. Aha! Found it! Golden masks - but first I needed to find a way in. Luckily that bespectaled schoolboy wizard #HarryPotter had given