Use this as a background or with a luma key/screen to add some sparkles to your video. If you prefer a png image sequence with transparency, download that here.
SD video of an old road shot from the rear of a moving vehicle. It's a little bumpy, but you can use it as a background.
A looped background of scrolling piano keys. 4k resolution. Buy this on Videohive, if you prefer. Buy this on Pond5, if you prefer.