Their co-stars Gaten Matarazzo, 22, and Millie Bobby Brown, 21, made a sweet appearance via pre-recorded messages.Start the day smarter. Get all the news you need in your inbox each morning.

It’s been nine years of alternating between exciting episodes of the massively successful show and long stretches of waiting but it looks as if the end will really come in 2025.

"Stranger Things" fans, get ready to travel back to Hawkins, Indiana, for one final season. See the episode schedule and teaser trailer.