Here are a few videos from the MCAS Yuma Airshow by spencerhughes2255 - you can select up to 1080p HD:
F-35B:
https://www.youtube.com/watch?v=ygVlvlvnmTU
I thought the F-35B short rolling take-off was impressive and the excellent photography gives a good close up view of the various configurations of the vertical lift doors and main engine thrust vectoring.
AV-8B:
https://www.youtube.com/watch?v=DHvVWu7sjek
Shockwave Jet Truck: 3 x P&W F-34 and capable of 376 mph - an impressive bit of engineering:
https://www.youtube.com/watch?v=r_A8oa1KMvo