Grab Michael Jackson 25th Anniversary of Thriller (w/ extra tracks) on CD for $12.99 at Amazon.  The MP3 album is $9.99.

Check it out: Michael Jackson 25th Anniversary of Thriller  

Product Description
The Biggest Album Ever just got bigger. The 25th Anniversary Edition of Thriller celebrates this ground-breaking album with 7 bonus tracks, six of which are previously unreleased. The new tracks include exclusive remixes from Kanye West, Fergie, will.i.am and Akon along with a previously unreleased track from the Thriller sessions, "For All Time," newly mixed and mastered by Michael Jackson. Also included is a BONUS DVD with new, digitally restored versions of the three videos from the album as well as the Michael Jackson's groundbreaking performance of "Billie Jean" on the "Motown 25: Yesterday, Today, Forever" television special (first broadcast on NBC May 16, 1983).