It was the second time that the boy band s album sales surpassed 2 million on the first day, after its fourth album, Map of the Soul: 7, in 2020. Its title song, Yet To Come (The Most Beautiful Moment), instantly topped real-time charts of major online music services, and its music video posted on YouTube had garnered nearly 50 million views. 🎥 BTS’ New Album ‘Proof’ Sold Over 2 Million Copies on the First Day of It’s Release!.