I'm Gonna Sit Right Down and Write Myself a Letter

"I'm Gonna Sit Right Down and Write Myself a Letter" is an American standard, popularly recorded by Fats Waller. The song has also been recorded by such artists as Frank Sinatra, Cleo Laine and Paul McCartney.

The original recorded by Waller was used in a season 29 insert for Sesame Street, where some children act out a story as the tune plays.