In one memorable scene from the Christmas movie “The Bishop’s Wife,” Cary Grant leads a group of young ragamuffins through a celestial version of the hymn “O Sing to God,” transforming — and transporting — both the boys and the audience. There’s something magical about those angelic, prepubescent voices. If you’re looking for a similar holiday fix, Ragazzi Boys Choir celebrates its 25th anniversary with a program titled “Welcome Winter/Winter Solstice.” Read More