The 50 best-selling albums ever

Today we're counting down the biggest albums of all time. Starting with, at number 50, Madonna's 'Like A Virgin' (1984). Copies sold: 21 million.

49. Dido, 'No Angel' (1999). Copies sold: 21 million

48. Oasis, '(What's the Story) Morning Glory?' (1995). Copies sold: 22 million

47. Spice Girls, 'Spice' (1996). Copies sold: 23 million

46. Ace of Base, 'Happy Nation' (1994). Copies sold: 23 million

45. Madonna, 'True Blue' (1986). Copies sold: 24 million

44. Linkin Park, 'Hybrid Theory' (2000). Copies sold: 24 million

43. Backstreet Boys, 'Black and Blue' (2000). Copies sold: 24 million

42. Whitney Houston, 'Whitney Houston' (1985). Copies sold: 25 million

41. U2, 'The Joshua Tree' (1987). Copies sold: 25 million

40. Simon and Garfunkel, 'Bridge Over Troubled Water' (1970). Copies sold: 25 million

39. Queen, 'Greatest Hits' (1981). Copies sold: 25 million

38. Mariah Carey, 'Daydream' (1995). Copies sold: 25 million

37. Iron Butterfly, 'In-A-Gadda-da-Vida' (1968). Copies sold: 25 million

36. Carole King, 'Tapestry' (1971). Copies sold: 25 million

35. Britney Spears, '...Baby One More Time' (1999). Copies sold: 25 million

34. Nirvana, 'Nevermind' (1991). Copies sold: 26 million

33. Santana, 'Supernatural' (1999). Copies sold: 27 million

32. Various Artists, 'Grease' (1978). Copies sold: 28 million

31. Guns N' Roses, 'Appetite For Destruction' (1987). Copies sold: 28 million

30. Bon Jovi, 'Slippery When Wet' (1986). Copies sold: 28 million

29. Backstreet Boys, 'Backstreet's Back' (1997). Copies sold: 28 million

28. Abba, 'Gold' (1992). Copies sold: 28 million

27. Pink Floyd, 'The Wall' (1979). Copies sold: 30 million

26. Micheal Jackson, 'Bad' (1987). Copies sold: 30 million

25. Madonna, 'The Immaculate Collection' (1990). Copies sold: 30 million

24. James Horner, 'Titanic' (1997). Copies sold: 30 million

23. Dire Straits, 'Brothers In Arms' (1985). Copies sold: 30 million

22. Bruce Springsteen, 'Born in the U.S.A.' (1984). Copies sold: 30 million

21. Bee Gees, 'Spirits Having Flown' (1979). Copies sold: 30 million

20. Elton John, 'Goodbye Yellow Brick Road' (1973). Copies sold: 31 million

19. Celine Dion, 'Let's Talk About Love' (1997). Copies sold: 31 million

18. The Beatles, '1' (2000). Copies sold: 31 million

17. Micheal Jackson, 'Dangerous' (1991). Copies sold: 32 million

16. Mariah Carey, 'Music Box' (1993). Copies sold: 32 million

15. Celine Dion, 'Falling Into You' (1996). Copies sold: 32 million

14. The Beatles, 'Sgt. Peppers Lonely Hearts Club Band' (1967). Copies sold: 32 million

13. Alanis Morissette, 'Jagged Little Pill' (1995). Copies sold: 33 million

12. Led Zeppelin, 'Led Zeppelin IV' (1971). Copies sold: 37 million

11. Shania Twain, 'Come On Over' (1997). Copies sold: 39 million

10. Fleetwood Mac, 'Rumours' (1977). Copies sold: 40 million

9. Bee Gees/Various Artists, 'Saturday Night Fever' (1977). Copies sold: 40 million

8. Backstreet Boys, 'Millennium' (1999). Copies sold: 40 million

7. Various Artists, 'Dirty Dancing' (1987). Copies sold: 42 million

6. Eagles, 'Their Greatest Hits (1971-1975)' (1976). Copies sold: 42 million

5. Meat Loaf, 'Bat Out Of Hell' (1977). Copies sold: 43 million

4. Whitney Houston/Various Artists, 'The Bodyguard' (1992). Copies sold: 44 million

3. Pink Floyd, 'Dark Side of the Moon' (1973). Copies sold: 45 million

2. AC/DC, 'Back In Black' (1980). Copies sold: 49 million

1. Micheal Jackson, 'Thriller' (1982). Copies sold: 110 million