Watch: ‘Stranger Things’ Season 3 trailer.

Ahead of the third season of ‘Stranger Things’ dropping on July 4, Netflix have finally released a trailer for the brand new season - opening with a welcome-home surprise for Dustin which ends in him pepper-spraying his friends.

There’s a heap more shown in the trailer, from the kids hanging out at the mall, to a carnival, plus the terrifying Upside Down monster appearing at the end.

Watch the trailer below…