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Don't let the bunny distract you!
The order was indeed, not a rabbit.

Get 371 combo on Normal difficulty or 447 combo on Hard difficulty
Chatmonchy - Make Up! Make Up!
Sliders that are broken (not fully completed) won't let you get max combo even if you get an S. Don't break them.

EZ/DT/HR mods can be used (combining works too, like DTHR/EZDT).
Doesn't work in Mania/CTB (taiko not tested).