Press the red button
Do not miss a single time in bomber scene
Solve the secret puzzle in 6 moves
Delete save file with all endings unlocked
Unlock ending #30 without pressing any unnecessary buttons
Hammer the printer 37 times
Throw all the trash away within 15 seconds
Lose in Tic-tac-toe
Don't look at the ghost for 15 seconds
Unlock all achievements
Press 1000 buttons
Call 10 secret numbers
Call 652-9770
Call 867-5309
Unlock the hammer ending
Progress the counter from 0 to 277 with single clicks
Progress the counter to 276 in one minute with single clicks
Unlock every ending
Restart the game 100 times
Find the Hidden Ghost Poster
Wait for three more minutes after unlocking the peaceful ending