Since he was here to catch a blackmailer, ignoring the noise and commotion onscreen was part of the task, and he was glad of it.
Also glad that he knew exactly who he was looking for. Easy to catch a criminal in the act when you know who they are. Follow them around a bit, do some discreet digging, and hey presto! Usable information leading to eyewitnessing their perfidy.
The light from the preposterous dance number bounced off a shiny silk suit. No, it wasn’t the suit.
It was a knife blade. And that was flashing toward the suit.
The suit worn by the blackmailer he was going to catch in the act.
Instead, he’d caught his murder, live and in person.