Reneé Fleming (right) and Susan Graham — two "cheerful Americans" often mistaken for each other — are planning an intimate evening of French song. Craig T. Mathew/Mathew Imaging hide caption

itoggle caption Craig T. Mathew/Mathew Imaging

Yes, even in the straight-laced world of classical music, one can find all manner of hoodwinking and horseplay. iStockphoto.com hide caption

itoggle caption iStockphoto.com