The best of people are those of my era, then those after, then those after them

Attending gatherings of the rawafidh(Shia):

Attending gatherings or fairs of disbelievers, sinners, or Rawafidh(Shia), whether for trade, administrative purposes, or entertainment, is strictly prohibited. Such participation contributes to the growth and popularity of these gatherings.

(Jamia-ul-Fatawa, Volume: 6, Page: 138)