Elphaba (Cynthia Erivo) finds herself awkwardly dancing alone at the grand ballroom until Glinda (Ariana Grande) steps in to join her. As the two dance together, an unspoken bond forms, marking a ...

SEOUL—“Baby Shark Dance,” the aggravatingly addictive children’s tune, is YouTube’s most-watched video ever. It has been played, on average, more than 4.7 million times a day since its 2016 upload.