Why are sad people silent at a Mexican restaurant?
They probably don't want to taco bout it.
Why was the archeologist depressed?
His whole career was in ruins.
Why did the can crusher quit his job?
Because it was soda pressing.
What do you call a sad strawberry?
A blueberry.
Why did the ham sandwich walk away from the coffee shop in tears?
It saw a sign saying they didn’t serve food.
What’s white, red and blue at Christmas time?
A sad candy cane.
Why are parallel lines so sad?
They have so much in common, but they'll never, ever meet.
Because the shore never waves back.