Whenever I Wear Elytra, It Shows A Buggy Glitched Texture And Its All Sorts Of Used And Unused Textures Mashed Into A Whole Texture Itself, Wich For Some Reason, Has Replaced The Elytra Texture (Not Exactly).
Whenever I Put Elytra On Armor Stands, The Elytra Has The Normal Texture.

How To Encounter The Bug: Wear Elytra In 16w39b.
Now, I Was Unable To Include A Screenshot Because Whenever You Press f2 In Windows 10, It Lowers The Brightness.