Something amiss in Ponyland

When I first walked through the den, all the My Little Ponies were standing upright, my daughter making wee little Pony voices for them. They seemed happy and as colorful, bulky and awkward as ever.

The next time I walked through, I found this:

dsc_0395jpg-2.jpg

Hmm. What happened in Ponyland???

Did they:

a. ride one too many rainbows?
b. lie down for a nap?
c. realize that they were living in a technicolor dream and awoke to the reality that, sometimes, life was in black and white?