Instead of 'knock knock', they say, 'Arrr you there!'
Arrrrbys
Arkansas
You get a frizzy signal!
They tell you.
The posters
Both are a play on words.
Because she didn't have any arms. Knock Knock. Who's there? Definitely not Sally. Why did Jimmy drop his ice cream? He was hit by a truck Why didn't the truck turn out of the way? Sally Was driving
The pirate replies, "Arrr it's drivin me nuts!"
Because they arrr!