CheatCodes.com has the complete list of all Fret Nice Achievements and Gamerscores for X360, including all secret Achievements. All official X360 achievements for Fret Nice as of Monday April 20, 2015 are shown below, or you can print out our Printable Achievements Checklist that shows all Fret Nice Achievements and Gamerscores in a simple quick-reference format.
Clear the first level
Get all medals in any level
Have all 4 power-ups at the same time
Get 100% of all medals
Complete the game on Hard difficulty
Clear at least 3 levels with all 3 controller types
Get 10 enemies within the same bubble
Crush 10 skulls without touching the ground
Clear all levels using a guitar
Defeat 100 enemies using the Fire Boots
In single player, clear each standard level collecting less than 20 points
Continue playing to unlock this secret achievement.