Scotsman.com News - Sci-Tech - Scientists discover why songs stick in your mind

Scotsman.com News - Sci-Tech - Scientists discover why songs stick in your mind: "It is the auditory cortex - the area that handles information from the ears - that holds on to musical memories." wrote James Reynolds.

Does this hold true for the visual? Why are some good at remembering faces and not names? The brain seems to be a biological hard drive as well as computer. What makes a painting "memorable?"