Credit to @MrBrifanyScratch720 in 17,75; 18,25 and 18,75 (https://scratch.mit.edu/projects/523942997 except 18,25 because he's a copy of 8,25 (https://scratch.mit.edu/projects/464786060)) but 19,25 has a new beat and 19,75 is a copy of original 20.