Unless you’ve been under a rock these past couple of days, then you’re well aware that A$AP Rocky has been beating the pavement getting the word out that his album, Long. Live. A$AP (which leaked more than a month ago), is in stores now. Building on that promotion Rocky performed with A-Trak, DJ Clark Kent and araabMUZIK on The Late Show with David Letterman, he performs the title track intro Long. Live. A$AP as well as the Skrillex collaboration, Wild for the Night.