UNFORGETTABLE—IN MORE THAN ONE WAY

" Part of what made Nat Cole so remarkable, of course, is that he was as accomplished a singer as he was a pianist. While it isn't all that unusual for artists to wear two creative hats, you can almost always tell which one they favor. But a handful of artists have done significant work in more than one field, and their ability to do so without apparent strain is one of the enduring mysteries of art..."