Alrighty, so when each character sings, it either speeds up or slows down based on what character sings. The order of which character correlates to which speed is completely random (also, some may be off. I'm sorry).
John Laurens 50% +.25x
Maria Reynolds -.25x
Angelica +.5x
Lafayette -.5x
Thomas Jefferson +.75x
Peggy -.75x
Alexander Hamilton +1x
Eliza -1x
King George III +1.25x
Aarron Burr -1.25x
James Madison +1.5x
Phillip Hamilton -1.5x
George Washington +1.75x
Hercules Mulligan -1.75x
Seabury +2x
More than one character or Unlisted Character-2x
When the speed goes below 0.25,+1x instead