Free MP3 Downloads:

Needy Girl: .mp3 | .sit | .zip
Destination Overdrive (DFA Remix): .mp3 | .sit | .zip

About downloading:
Windows users are best off downloading the .zip or .mp3 files.
Mac users are best off downloading the .sit files.
If you have trouble with either the .sit or .zip files, download Stuffit Expander here.