Fret Nice

Ready to rock

Clear the first level

Stabilized

Get all medals in any level

All powered up

Have all 4 power-ups at the same time

The Per Lundberg syndrome

Get 100% of all medals

Hard as Rock

Complete the game on Hard difficulty

Ambitiously ambidextrous

Clear at least 3 levels with all 3 controller types

Bubbler of the week

Get 10 enemies within the same bubble

Skull and crushed bones

Crush 10 skulls without touching the ground

Given to wail

Clear all levels using a guitar

Firewalker

Defeat 100 enemies using the Fire Boots

Incognito

Clear each level collecting less than 20 points