The Disneyland Resort has been running Disney’s Celebrate America! A Fourth of July Concert in the Sky fireworks show July 1-4 the past few years. On the 4th they run a slightly longer version. Here is a video from 2010.
Over at Disney California Adventure they have had a preshow to World of Color starting in 2011. Here is a video from 2011:
A clip from the 2012 show, same as 2011, this is the second half only:
I have pictures in the Disneyland Updates section: http://disneygeek.com/updates/