A song by a player of this instrument gave Louis Armstrong his first Broadway billing, following its trumpet solo. That song by a player of this instrument for the Hot Chocolates revue was rumored to be for alimony payment. Another player of this instrument used a D major over E-flat chord for a song opening (15[1])with the lyrics “Look at me, I'm as helpless as a kitten up a tree.” (-5[1])The songs (*) “Misty” and “Stormy Weather” were written by players of this (10[1])instrument, which included Errol Garner. A dotted quarter note eighth rhythm was used in a song named “Charleston” by this instrument’s pioneer James P. Johnson. (10[1])Players (10[1])of this instrument in Harlem often competed in “cutting contests.” (10[2])For 10 points, name this instrument played by Fats Waller and Art Tatum (10[1])in a “stride” (10[1])style. (10[1])■END■