Muhammad Lila

When TNT was preparing its annual special “Christmas in Washington” with the President of the United States, you’d think the last star musician they would consider to join the official caroling would be Psy, the South Korean rapper. What on Earth is Christmasy about this man’s invisible-horse-riding dance to his dorky disco-rap hit “Gangnam Style”? It’s not exactly the natural flip-side to “O…