These original Mesh earrings are color changing, not only with unicorn horse but also the tiny gems. You can copy and modify them if you want to. Click on the object to change the color. Materials enabled as well.
Duration - July 1st to July 31st
Hint - Look under tables for the broken horn.
Landmark - MainStore - http://maps.secondlife.com/secondlife/Midnight%20Sanctum/177/185/23