Completed the game.

Completed the game having found all 23 of Sam's journal entries.

Found Mitten's secret diary.

Completed the game in less than 1 minute with no Modifiers enabled.

Completed the game having found all 24 journal entries, with no Modifiers enabled, in less than 10 minutes.

Activated all Commentary Nodes with the Developer Commentary Modifier enabled.

Returned Christmas Duck to his rightful place.

Turned on every faucet in the house at once.

Guessed the combination to Oscar's safe before finding the code.

Opened the secret bookshelf in the guest room from the outside.