What is the most popular song of

According to Billboard, the most popular song of all time is "Blinding Lights" by The Weeknd. The song was released in November 2019 and topped the Billboard Hot 100 chart for four consecutive weeks. It was also the number-one song on Spotify's Global Top 50 chart for three consecutive weeks. "Blinding Lights" has been praised for its catchy melody, electronic production, and Weeknd's falsetto vocals. The song has been certified platinum by the Recording Industry Association of America (RIAA) and has sold over 10 million copies worldwide.