How to randomly generate lights inside buttons in vr based on the beats of the song

Alright I’ll look on for that newest as I thought to turn it down a notch and say I’ll just make it as in for the music everytime you click play it will play random song from a playlist songs and for the buttons I have red and blue on the wall randomized locations on that wall holes which will pop out and in from them so I’ll have to look on what you said but also if your free could you like just 2 buttons and do a blueprint for the same thing you said and screenshot it because I might not get it correctly as you have more experience than I do in this