Lordethe newest teen sensation making waves in the music world, recently rocked a gothic dark eye and her signature deep plum lips on the "Late Show with David Letterman." The rebellious rocker is always wearing purple lipstick, so what do you think of the fall trend?  

During the singer's 30-minute-long set, we really got to see the power of purple in action. As the 17-year-old belted out her roster of hits including the cult favorite, "Royals," our eyes couldn't help but fixate on her pout. Her current lip color of choice is so versatile, wearable in tons of variations from girly light, to in-your-face violet, to deep eggplant, to vampy dark. The raven-haired songbird, with her powerful pipes, has honed in on an equally influential makeup fad that we love! 

But what's Lorde's secret to making the hue pop, and staying ahead of the color curve?