Need more proof that K-pop is going global? Just take a listen to “Demente,” the charming new single from K-pop idol Chung Ha, which finds the free-spirited singer duetting in Spanish with the Puerto ...

AUSTIN, Texas — Chung Ha is all angles and precision. Backed by four dancers, dressed in white to offset her black getup, she leads a tightly choreographed number and sings largely in Korean, except ...