I picked up the newspaper on Wednesday intending to solve the crossword. A few moments in, I realized that they had printed the clues for the Wednesday puzzle, but the grid from the Tuesday puzzle.
Like this:
I decided I wasn't beaten yet, though, and tried to recreate the grid based on the clues. And I did it!
I've never felt more satisfied after finishing a puzzle than I did with this. I might try Mondays and Tuesdays like this from now on the for extra challenge.