Sia’s “Cheap Thrills,” featuring Sean Paul, reigns for a third week and is now the most-heard song on U.S. radio, while The Chainsmokers’ new single “Closer,” featuring Halsey, launches at No. 9. Sia crowns the Billboard Hot 100 (dated Aug. 20) for a third week with “Cheap Thrills,” featuring Sean Paul. Plus, The Chainsmokers‘ “Closer,” … Continue reading Sia No. 1 on Hot 100, The Chainsmokers & Halsey Debut in Top 10