The main official “Mean Girls” reunion that fans usually mean is the short reunion special that came out online on October 3, 2020 as a video with the original cast chatting about the movie and encouraging people to vote.

Quick Scoop

  • A titled “Mean Girls Reunion” video was released in the United States on October 3, 2020.
  • It’s a short special (about 16 minutes) where the cast reunites to reminisce and talk about the film and its impact.
  • Since then there have also been smaller reunion moments (like cast members reuniting on talk shows and in ads), but those are one‑off appearances, not a full movie sequel.

So if you’re asking “what does Mean Girls reunion come out?” in the sense of when did the reunion special come out , the answer is: October 3, 2020.

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