I've been wanting to make an awesome background with this vector for a long time. And now I have!
This version has a halftone pattern on the background. The ZIP file contains 1920x1200 and 1920x1080 versions in PNG and JPEG formats.
Striped version can be found here: [link]
Vector made by: *TheHolyTuna
Original Celestia/Luna drawing by: *CuTTyCommando
Winter mountain landscape from Aura GFX Pack
Poppy field landscape by: `night-fate