Now, That's What I call The 00's - Songs from 2000-2009, part of the "Now, That's What I Call Music!" Collection. There are a total of 60 songs, 20 on each disc.

BONUS: This torrent also includes:

MaxiMusic Pop Oldies - This is a MASSIVE collection of over 13,000 oldies, downloadable through 32 easy-to-download and easy-to-seed chunks! All of the torrent files are included in a special directory, along with a description and a listing directory. The complete collection takes nearly 60GB total, but it's definitely worth it!