He sighed to himself - at least he knew where to start, "Chocolate frog," nothing, "Bertie Bott’s Every Flavoured Bean," still, nothing, "Peppermint Toads...Acid Pops...Ice Mice...Cockroach Cluster..." on and on Harry went, naming ever single sweet he could possibly think of as his heart sank further and further in his chest - maybe this was a waste of time... maybe the office really was locked.