Gina Brown has performed for social aid and pleasure club parades, at the Essence and Jazz Fests, and as the face and voice of Louisiana Lottery commercials. The singer also hosts “G’s Corner,” a weekly radio show that spotlights New Orleans musicians, for local community station 102.3 WHIV FM.

In the two decades since you moved to New Orleans, you’ve performed in a really wide range of settings. Which of them would you say was the most unusual?

If I had to pick just one, it would proba...