Because they work.
Because it would be economically unviable to market a pharmaceutical in such a vastly unpopulated area.
Because they're white.
Because he had my grains
Agatha headache. Do you have an aspirin
Because if they were small round and white they would be aspirins.
He met the grill of his dreams.
He was caught taking a leek.
Your grandma.
Because if they were small, smooth, white, and hairless, they'd be aspirin tablets!
Because they're paid to.
Bean working very hard today!
Aspirin sorry guys
I got Kniiiiiives on it! that inspired the joke.
Urine trouble!
I'm not sure. The names on my neighbor's prescription bottles are ridiculously long
Because Paracetamol on fire.
Because all the roads lead to Rome.
A sailor.
Who wants to know?
To get a long little doggy.