Popsugar Entertainment Best Of 2019 Best Summer Songs 2019 We're Calling It Now: These Will Be the 45 Hottest Songs of the Summer 31 May 2019 by Kelsie Gibson View On One Page Photo 37 of 45 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 37 "Cool" by Jonas Brothers Previous Next Start Slideshow Best Of 2019Music VideosMusicSummer