For the 12th consecutive year, Napa High School’s a cappella group, Vocal Music Workshop, will host the wildly popular, high-energy concert, “A Cappella Extravaganza” on Saturday, Jan. 28, at 7 p.m.

The term "a cappella" has its roots in the Italian language, and it essentially means "in chapel or choir style." Most songs ...

Few people were aware of the 1994 single “Insomniac” by the rock duo Billy Pilgrim, and it quickly sank into obscurity. But a cappella groups can’t stop singing it. We set out to find an explanation.