From Team Fortress Wiki
"TF2 Saxxy 2011 Theme" is the title of one of the songs featured in the official Team Fortress 2 soundtrack, listed as track number twelve, and is one of the 18 main menu start-up themes. It is the ninth track to be added via patch subsequent to the game's release, released alongside the Replay Update.
May 5, 2011 Patch (Replay Update)
- This song was added as main menu music.
June 8, 2011 Patch
- [Undocumented] This song no longer plays at the main menu.
June 15, 2011 Patch
- [Undocumented] The TF2 Saxxy 2011 Theme
.mp3 file was updated.