Watson visits Sherlock Holmes and he discovers that he is with a client. So Watson sort of says, oh, sorry, I didn't mean to disturb you. But Holmes pulls Watson into the room and says: "I'm going to need your help" And then what's and talks about, then Holmes talks about how basically the truth is stranger than fiction. He mentions that recently while working on another case, Holmes said this to Watson, you know, he said basically the truth was always stranger than fiction - but it turned out to be true.