It was the first Christmas song she ever wrote, and it came at the nascent of her career.

But the December single — an uptempo, longing love song set at Christmastime — immediately shot up the charts and never went away, returning each holiday season and “lodging in the world’s collective unconscious like no Christmas song in at least half a century,” according to a previous Times report.

"It's testament to a really wonderful Christmas song that in a lot of people's minds evokes and represents Christmas as we would all wish it to be," he added.

Have any of the rest of you tried to write a Christmas song?

Nigro: Every year, I call up the artists that I work with and I say, “Hey, let’s write a Christmas song,” and they’re like, “Yeah, sure.”