After a few more minutes of Roger Moore related chit-chat, my dad settles himself back behind his beloved counter, taking his usual spot, and Brett asks me if I'd fancy taking a walk down to Camden Lock. Despite the weatherman having forecast rain, it's surprisingly sunny outside, and the opportunity to spend some time with Brett is just too rare a thing to pass up. He's got a couple of things he needs to do first, he tells me, but as long as I don't mind tagging along, and even though there's not enough time to go to Highgate, he thinks we might as well make the most of things whilst he's got some free time. Naturally, I agree. And after checking with my dad that he's fine with me taking the rest of the afternoon off, Brett and I head off into the town. Our first stop, is at a small