Beyond the numbers

It might be dangerous to ask Jim Margetts to tap out the “Chicken Dance” on his piano.

The non-trumpet half of the band Two Men and a Trumpet played at a German restaurant while in college. Just about every night someone requested the memorable tune.

“That would be on my list,” he said when asked about songs that made him cringe.

But the list is short. For the most part, Margetts and his trumpet-playing partner Adam Lambert enjoy just about every piece of music written for their instruments. Their concert selection includes classical, jazz—even tunes from Hollywood favorites.

The...