Um, if I still remember correctly from when I occasionally helped care for horses, real horse brush looks like this (heavy duty, metal) or this (rubber). Both are used to clean hard-working horses, something fitting AJ. The one on the picture seems to be fine coat care comb, something more fitting Rarity or Twilight than AJ
S3 clip said Saturday, Hasbro stated they will announce it 4 weeks before actual day. Which so far leaves only 2 last weekends, unless they lied. QED.No, they said in an e-mail announcement that it would be in November, we just don't know which weekend.