Here is the full list of all 31 Rhythm Sprout: Sick Beats & Bad Sweets achievements.
Got all achievements in Rhythm Sprout!
Listen to the same loop over and over again.
Die several times in a row.
Answered NO on every question at least once.
Answered YES on every question at least once.
Get to the finish line with every unlockable skin.
Clear 10 Levels in Turbo Mode.
Clear 5 Levels in Mirror Mode.
Clear 5 Levels in Random Mode.
Hit 20 Trap Notes in one level.
Rewatched a cutscene multiple times.
Get one of the Target Scores in any level (no more, no less).
Clear All Bonus Levels.
Get 25 CDs.
Finish the Side Story.
Defeat Mrs. Chili.
Defeat The Power Peppers.
Finish the Main Story.
Defeat K-FLOW.
Wear an unlockable skin for multiple levels.
Be very interested in Sugar Daddy's story.
"Defeat" King Sugar Daddy.
Defeat Candy Mama.
Get 100 Stars.
Get 10 CDs.
Your love of trap doors knows no bounds.
Get 50 Stars.
Defeat Count Arelle.
Fall through Count Arelle's trap door.
Cleared the first level.
Get your first CD.