Of course they'd have to open all of them. Probably even more than once. The options were limitless, even behind only one door. But Sirius was fond of excess and he knew James was too. They were similar in ways that they weren't with Remus, like two brothers ready to go on idiot quests with one another. And it was good. Would be good. Now that James was here again. Here and alive. The two things that mattered most.
Sirius grinned, a flash of charm and white teeth. "I think something dangerous would be good fun, Prongs."