Long live the song of the summer with Today Explained. But wait! Switched on Pop's Charlie Harding disagrees. And Rolling Stone's Brittany Spanos says maybe it never existed at all. This episode was produced by Amanda Lewellyn, edited by Amina Al-Sadi, fact-checked by Laura Bullard, engineered by Patrick Boyd and Andrea Kristinsdottir, and hosted by Sean Rameswaram.Be sure to subscribe to Today Explained.Transcript at vox.com/today-explained-podcastSupport Today, Explained by becoming a Vox Member today: http://www.vox.com/members Learn more about your ad choices. Visit podcastchoices.com/adchoices