That plaintive cry you heard over the weekend was the sound of millions of teens and tweens around the world mourning the imminent loss of One Direction, the hugely popular British boy band launched by "X Factor" and "American Idol" svengali Simon Cowell.
... “There’s a spillover effect,” said Jui Ramaprasad, a professor at McGill University who teaches a course on the music business. “It’s not just the effect of One Direction’s sales.”