If every contestant votes for themselves then the vote count at the end becomes Other Votes + Your Vote. If every contestant votes for themselves and you (as a contestant) don't, then it forces you to vote for yourself if you're to have an equal chance of winning.
General MIDI is quite standardized so whatever is programmed in one machine should playback and sound the same in any machine that uses GM. If you're working in a DAW you could send the midi data to another device (or instrument) to give it a different sound. However it might still retain pitch...