so I'm trying to play a song generated from this midi to arduino
I'm using the advance generator option
the code runs fine but I cant get multiple pins to play on one buzzer.
I need help wiring.
I have pins 2, 3, 4, and 5 as my output of audio.
I saw some one playing full orcastra on one buzzer. i think i need resisters but i cant figer out how to do it like him. can any one help me figer out what i need, to do this.
Your topic has been moved to a more suitable location on the forum. Installation and Troubleshooting is not for problems with (nor for advice on) your project 
See About the Installation & Troubleshooting category.
You may want to read this before you proceed:-
how to get the best out of this forum
It tells you all the things we need in order to help you.
Normally this is your code and a schematic. Hand drawn is fine fritzing is not.
A lot depends on how these are being driven by the software as to how you wire up resistors on your outputs.