Every NLL rehearsal is an opportunity for fun, but Halloween in particular is a time for good-spirited silliness, with unusual assemblages of vocal parts facing off in a Krazy Kwartet competition.

This year’s Kraziness featured a trio of spooky witches, an all-tenor ensemble hitting those scary high notes, and a quintet of bold basses. Not to be outdone, the leads and baris formed a motley flock of black sheep — so baaaad, they’re good!

Basses band together