On a brisk fall weekend straddling the end of September and beginning of October, 40,000 fans descended upon the popular beach town of Ocean City, Md., to catch the last vestiges of summer and enjoy a lineup of pop and rock acts from across recent decades. The inaugural Oceans Calling Festival was set to launch last year, but it was washed out by Hurricane Ian. Undaunted, the event promoters elected to try again in 2023.