3rd time making this damn description.

Twilight gets sick of all the heebie-jeebie that surrounds friendship and turns to drug dealing.
Twilight has a few screwups and a lot of ponies get high and the general I.Q drops 3 points.
Muffins act as Twilight's drug concealer, but she has to first steal the muffins from Derpy.

You may loose half a brain cell reading this.

By Midnight Nebula