April 29th...

Toots Thielemans (04/29/22) plays the Duke Ellington (04/29/1899)
composition "Sophisticated Lady" on Night Music:



Otis Rush (04/29/34):



Klaus Voormann (04/29/38), bassist (he's in there, like Prego):



Klaus Voormann, producer of Trio:



Tommy James (04/29/47):



"The song is famous for a unique "wobbly" vocal effect near the end of the song. To produce this effect, Tommy James plugged his microphone into a guitar amplifier, flipped the tremolo switch, and repeatedly sang the line "crimson and clover, over and over". When it was released in December 1968, many listeners thought he was saying "Christmas is over" instead of "crimson and clover."" (You mean Christmas isn't over?)

Michael Karoli, Can guitarist (04/29/48):