My Little Pony fan convention

A My Little Pony fan convention (also called a brony convention, brony con, or pony con) is a fan convention organized for the fandom of the animated television series My Little Pony: Friendship Is Magic, whose adult fans are commonly referred to as bronies. These conventions bring together fans of the show to participate in various activities including panels, workshops, vendor halls, cosplay contests, and meet-and-greets with voice actors, writers, and other people involved in the production of the show.

Source: Wikipedia — My Little Pony fan convention (CC BY-SA 4.0)