Derrick Morgan is a legend — a rougher than rough, tougher than tough, onetime rude boy who helped shape the sound of ska in the 1960s. Singing braggadocious tunes and loving duets for more than 60 years, Morgan has cemented his title of the King of Ska.

How can a band without most of its original lineup continue to go on? The Skatalites’ beautiful instrumental music preceded and influenced reggae when the band formed in 1964, but that was nearly 60 years ago. In 2023, only singer Doreen Shaffer is alive ...