Cuphead VS the Rootpack can noob get s-rank?

Botanic Panic isle 1 . Cuphead dont deal with the devil. Firstboss Cup head. How to beat? MY FIRST S-RANK ON EXPERT #fy #fypage #fypシ゚ #cupheadboss #cupheaddontdealwiththedevil #cupheadedit #bossfight #gameplay #youtubevideo #gamer #fy #yt