"Hello" is a song recorded by English singer-songwriter Adele, released on 23 October 2015 by XL Recordings as the lead single from her third studio album, 25 (2015). Written by Adele and with its producer, Greg Kurstin, "Hello" is a piano ballad with soul influences (including guitar and drums), and lyrics that discuss themes of nostalgia and regret.
Upon release, the song garnered critical acclaim, with reviewers comparing it favourably to Adele's previous works and praised its lyrics, production and Adele's vocal performance. It was recorded in Metropolis Studios, London.
The accompanying music video was directed by Xavier Dolan and co-stars Adele and Tristan Wilds. The music video for the song broke the Vevo Record by achieving over 27.7 million views within a 24-hour span, held previously by Taylor Swift's "Bad Blood" which accumulated 20.1 million views in that timeframe.
"Hello" also broke the record for shortest time to reach one billion YouTube views (87 days).