Beat World 1
Enter the LUBAR Sequence in the records screen to enter the secret sound test menu
Beat World 2
Beat World 3
Beat World 4
Beat World 5
Get 46950 points to get on top of the in-game leaderboard without using the extra points cheat
In one life go up to the top of Level 1, then double back to the start, then return to the top and beat the level. No checkpoints or visiting.
Complete each stage in World 1 having collected all gems in one session
Find a gem hidden in the tall grass in Level 4
Complete each stage in World 2 having collected all gems in one session
Complete each stage in World 3 having collected all gems in one session
Complete each stage in World 4 having collected all gems in one session
Complete each stage in World 5 having collected all gems in one session
Beat all default time trial records in World 1 in one session
Beat all default time trial records in World 2 in one session
Beat all default time trial records in World 3 in one session
Beat all default time trial records in World 4 in one session
Beat all default time trial records in World 5 in one session