Instead of going through the hassle and get the 8 top tier ranks during the stage, you will be able to fight Cutman at the end of Optic Sunflowers stage.
An alternative way, is by entering the following codes at the main menu where it says to press
.
,
,
,
,
,
,
,
,
,
,
,
If you're one of those poor saps who likes to downvote for no good reason, at least have the courage to leave a comment if you do so,