the author of this app says:
Nappy is a Napster companion that can keep track of songs you would like to download later.
This application is handy for beaming to a friend who can download the songs for you, or keep your hot list with you on your handheld. It's easy to work with. Just enter the name of the singer, album, and song title and categorize each song by genre.
Download Nappy today to keep up on your list of most wanted mp3s.