Adele
Her third studio album, 25, was released on 20 November 2015 and debuted at number one all around the world. The music video for the lead single "Hello", which also debuted at number one in many countries, broke the record for the shortest amount of time for a YouTube video to reach one billion views. The song was also certified 4× Platinum by the Recording Industry Association of America faster than any other song in history. To date, it has been certified 7× Platinum by the RIAA.