= new reply since forum marked as read
is a one-movement harpsichord sonata popularly known as the Cat fugue or Cat's fugue (in Italian: Fuga del gatto).
The nickname, which was never used by the composer himself but was introduced only early in the 19th century, originates from a story about how Scarlatti came up with the strikingly unusual motif on which the fugue is built. Legend has it that Scarlatti had a pet cat called Pulcinella, who was described by the composer as prone to walking across the keyboard, always curious about its sounds.
On one occasion, according to the story, Scarlatti wrote down a phrase from one of these "improvisation sessions", and used it as a lead motif in a fugue:
Source: Wikipedia. It may not have happened, but it's not totally unbelievable. And trying to make a fugue out of it wuld be REALLY hard.
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