If your microphone works with scratch, set 'mymicrophoneworks' to 1, and play music loudly next to the mic. Otherwise, set it to 0 and watch a premade one with a list. Muck around with other variables :P
It refreshes every 8 seconds for banterous purposes Yeah, so i've never made one before so I thought, why not. It doesn't really work, but it looks cool.