Adele is a person.
21 is the second studio album by British singer Adele . Adele . She is the first woman in the history of the Billboard Hot 100 to have three simultaneous top 10 singles as a lead artist , and the first female artist to simultaneously have two albums in the top five of the Billboard 200 and two singles in the top five of the Billboard Hot 100 . `` Hometown Glory '' is the debut single by British singer Adele , released on 22 October 2007 in the United Kingdom .