Blacks are BAMFS
Sirius had enjoyed the music, found it somewhat moving at times, and he didn't fall asleep or even nod off once. Usually he wouldn't have cared that much, but it had been good enough that sleep had not been tempting at all. Sirius thus decided that he liked Tchaikovsky better than most.
Still, it was Reg that brought a smile to his face the most, with how enthusiastic he was...for muggles. It was the music, sure, but it was muggles playing muggle music. And that was just a good influence compared to the racist crap that was drilled into him most of the time. "Happy to any time, Reg," Sirius replied, rather agreeing with both boys on the tickets.