The latest deal at McDonald's lets you make it a double – double cheeseburger, that is, for only 50 cents. Double cheeseburgers usually cost $2.89. But on Thursday and Friday, you can get the ...

But on Monday, in honor of National Cheeseburger Day, McDonald’s customers will be able to get a double cheeseburger for just 50 cents, only 45 cents more than what the chain’s original ...