Rag, blues, waltz, Latin - a variety of ways to congratulate How do you wish someone happy birthday at the piano? With a blues, a rag or in a Latin version? With a clear-cut fugue for the inveterate classic fan? "Jazzy Birthday" gives you a variety of options so that you can make every birthday sound different! As the title suggests, the jazz style forms the basis from which Jürgen Borstelmann branches out in 13 different directions.