 American Top 40. Legends of longevity on the chart and the songs that made them stars, the triathlon of rock and roll. I'm Casey Kasem, and our countdown continues now. We have nine female acts in our survey, and here's a woman from Philadelphia who launched her career in the 60s leading a vocal group. Listen. Throw the heart to the jack man now. Oh, yeah. Throw the heart to the jack man now. Oh, yeah. Yes, it did. Yes, it did. Yes, it did. And it never followed.