The Adventure Sync Hatchathon is already underway but here's an outline of it anyways.
Track Events: leekduck.com/events/

#PartyHatRaticate #PartyHatWobbuffet #PartyHatPikachu #PartyHatPichu #PartyHatWurmple #ShinyPartyHatWurmple #ShinyWurmple #PokemonGO #AdventureSync