Hello crossword solvers! Today let's find the answer to the clue Eartha who sang "C'est Si Bon" from the USA Today crossword. After we've gathered any other hints from the USA Today crossword puzzle and all possible helpful and relevant information from other sources, we are ready to solve the clue Eartha who sang "C'est Si Bon". The answer we found for the clue Eartha who sang "C'est Si Bon" is: