LOLLIPOP CHAINSAW RePOP
50 Achievements
Steam
Horrid Birthday
Watched the bad ending.
19.4%
How to unlock the Horrid Birthday achievement in LOLLIPOP CHAINSAW RePOP - Definitive Guide
Just finish the game and do not save all 21 classmates. Leave one and finish the game to get the bad ending.
Then go back to whichever level you left a classmate alive in and finish that level. Now you should have all classmates saved. Replay the final chapter and after the credits you will see the good ending.
Then go back to whichever level you left a classmate alive in and finish that level. Now you should have all classmates saved. Replay the final chapter and after the credits you will see the good ending.
Before you do this one just go for the good ending and once you've gotten that you can just reload stage 6 and choose not to watch the happy ending.