His father organized his four youngest sons, including Brown, into a vocal quartet.

The vocal quartet is really a tiny chorus in itself.

And indeed the popular vocal quartet has taken some ill-advised tangents in its 25-year career.

It was performed together with a vocal quartet Manpower 4.

He was a fine arranger and also formed a vocal quartet in the band.

In 1993, they were part of a vocal quartet that had landed a deal with Tommy Boy.

Not long after, he failed an audition for a local vocal quartet, the Songfellows.

What a pleasure it was, as well, to hear a vocal quartet so mutually aware and free of competitiveness.

Originally, a vocal quartet, they landed a deal with Tommy Boy in 1993.

"Gallantry" does have one point of interest - its final vocal quartet.