I      E L       
     R         D L E
 T      R          S
     A      R       
        O        S  
          L      R D
                    
          R D      L
 E   D  A   T  I    

Code-Doku Joke

What kind of ties can't you wear?

Place each of the letters of OLD SATIRE exactly once in each row, column and 3×3 box. When you have completed the puzzle, the shaded squares will form the punch line of the joke read left to right, then top to bottom.

Difficulty: Tough

Here is a print-friendly version of this puzzle.

 

Please send responses to my email address is mathrec at this domain

Thanks,
Steve