Hit Parade is back for non-Slate Plus listeners! Upcoming episodes will be split into two parts, released two weeks apart. For the full episode right now, sign up for Slate Plus and you'll also get The Bridge, our Trivia show and deep dive into our subjects. slate.com/hitparadeplus. “One-hit wonder” is a popular term in our culture—and not just in music: sportscasters, Wall Street analysts and news anchors all use it. But what does “one-hit wonder” actually mean on the pop charts? Hit Parade host Chris Molanphy has thought a lot about this—and he has rules to determine who’s really a one-hit wonder. They might surprise you: Dexys Midnight Runners? They’re a one-hit wonder. Men Without Hats? Nope, not fair. Lou Reed? Yes. Marky Mark? No. In this episode, Chris breaks it all down, explaining why “Take on Me” is a pop classic but A-ha are still only one-hitters in America. Learn more about your ad choices. Visit megaphone.fm/adchoices