I was sitting at a table in my hotel room on the 21st floor, looking over a Powerpoint presentation I'm going to present to my Chemistry 111 students next Wednesday when I hear something that sounds like fireworks. So I went out to the balcony, and noticed that yes, indeed, there were fireworks. Apparently, the Hilton Hawaiian Village has the fireworks every Friday evening. So it was just my wonderful luck that I got a chance to catch some of that from where I'm at.
Here's a YouTube video of one such fireworks display, filmed sometime last year (but not by me ...)