At an intersection between two hallways, Fletcher got confused and walked away from the music. Then he thought he saw someone through one of the doorways and got lost in the kitchen. He walked out through a big swinging door with murky portholes (that glass would need to be replaced, he assumed) and the sound was clear, down and to the left.

The Ballroom, according to the sign beside the door. A Hell of a place to start, he thought. He would have started with the rooms. But what did he know? He supposed you had to start somewhere.

He’d only thought he knew the meaning of grand before he saw those mahogany doors. The trumpet wailed on the other side and he could feel the bass of the big drums coming up through his shoes. He could hear stomping feet and laughter – must be a live recording, and someone had a pretty good sound system in there, you could have fooled someone into thinking there really was a big band jamming in there. He pushed the left door-