Adele's '21' Set For 21st Week At Number One On Billboard Chart

Adele's '21' is set to celebrate its 21st week at number one on the Billboard chart.

The singer's second album is on course to sell around 500,000 to 600,000 copies by Sunday (February 19) following her success at this year's Grammy Awards.

Next week will mark her 52nd week on the US chart since the album's release last January.

If Adele reaches her 21st week at number one '21' will become the longest-running No. 1 album by a woman in history.

The albums with the most weeks at No. 1 in Billboard 200 chart history:
 
54 - "West Side Story soundtrack, 1962**
37 -  "Thriller," Michael Jackson, 1983
31 -  "Rumours," Fleetwood Mac, 1977
31 -  "South Pacific" soundtrack, 1958
31 -  "Calypso," Harry Belafonte, 1956
24 - "Purple Rain," Prince and the Revolution/Soundtrack, 1984
24 -  "Saturday Night Fever" soundtrack, 1978
21 -  "Please Hammer Don't Hurt 'Em," M.C. Hammer, 1990
20 -  "21," Adele, 2011
20 -  "The Bodyguard," Whitney Houston/Soundtrack, 1992
20 -  "Blue Hawaii," Elvis Presley/Soundtrack, 1961

The Top Women In Music