Ahoy there!

Seattle Seafair Pirate Skull
Originally uploaded by Daffodilious

Tis International Talk Like a Pirate Day!

Did you hear about the new pirate movie?
It's rated RRRRRR!

Where did the pirate go to college?
HARRRRRRRVARRRRRRRD!

How many pirates does it take to change a lightbulb?
None, because they just stand around ARRRRRRRRguing about it!

Why are there no pirates from Boston?
Because they can't say their RRRRRRRRRs!

ETA: More like this at piratejokes.net