Plugin - widget that will show top songs every day - set this to your sidebar and you will have amazing content.
Plugin to show top songs - admin can set it to widget area, set its title and number of songs and some special display options. Simple stand-alone widget displaying daily top songs via ajax script (that is cached for 2 hours after loading data) from external source (check external source section). There are some display customization options like number of displayed songs, song images display and link to songs option (default: false)
** External source **
In next upgrade it's planned to add the categories (music genres) so user can select most appropriate genre for his blog/music style.