It's Ray Charles Day‏

Ray Charles, pianist and singer, born
this day in Albany, Georgia, in 1930.

During the 1950s, Charles helped integrate popular music
with his soul music that fused rhythm and blues, gospel, 
and blues. 

Here's a video from 1963 of him playing
In the Evening.

http://www.jazzonthetube.com/videos/ray-charles/in-the-evening.html