Arrrr! Avast me hearties! Ye Olde Facebook is now in Pirate! Arrrr! Follow the instructions, and x marks the spot ye lily livered land lubbers!
1) Scroll to the bottom of your Facebook page.
2) On the bottom left corner, click English: US.
3) When the language selection appears, click English: Pirate.
Have fun shivering your timbers!