Exactly what the title says. "A Bunch of Short Stories About Ponies" is pretty accurate. First few prompts from MissLunaRose on dA, here: http://misslunarose.deviantart.com/art/I-Have-Writer-s-Block-202101884

NOTE: This takes place in an AU for some, for example:

The first one takes place in a Crazy Inventor! Twilight AU, where she isn't a princess (YET....)