Fireworks came early this year to San Francisco’s Oracle Park during Wednesday night’s concert by K-pop stars Stray Kids.

K-pop superstars Stray Kids delighted a packed house of screaming fans at Oracle Park in San Francisco on May 28.

The streets around Oracle Park morphed into a mini K-pop bazaar ahead of South Korean boy band Stray Kids’ first stadium concert in the Bay Area. Thousands of fervent fans began converging on the home ...