100 Toilets Level 75 walkthrough:
Pick up the picture in the sink.
Open the panel on the wall above the toilet paper and complete the puzzle. When you put the puzzle back together and have one piece left, add your piece.
The key will fall down into the hole. Roll the carpet in front of the door and climb down the ladder. Pick up the key and go back up and use it on the door.
Proceed to the next 100 Toilets level!
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