So a few days back a fantastic blooper reel from the filming of the first Star Wars was found. Naturally, this footage has now been cut into a trailer for the movie.
https://gizmodo.com/original-star-wars-gag-reel-is-the-best-thing-youll-see-1453466539
Based on the very first Star Wars trailer – which my poor brain now associates with Unkleinstead of the movie – it swaps out the teaser footage for Harrison Ford and Mark Hamill screwing up.
Star Wars trailer: Derp edition [YouTube]