Popsugar Entertainment Harry Styles Harry Styles Sings "Lights Up" and "Watermelon Sugar" on SNL Harry Styles Goes From Funny Guy to Sensual Rock Star For His Intimate SNL Performances 18 November 2019 by Mekishana Pierre View On One Page Photo 1 of 2 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 1 Harry Styles Singing "Lights Up" on Saturday Night Live Previous Next Start Slideshow Harry StylesSaturday Night LiveMusicTV