A song published in 1936 by Irving Berlin for the film Follow the Fleet, where it was introduced by Fred Astaire and featured in a celebrated dance duet with Astaire and Ginger Rogers.
This was added to our repertoire of lullabies because of our unscrupulous landlord of the time. It became a reminder that, no matter what will have to be done to assure Yonah's safety and well-being, I will do and follow through to make certain that he has comfort, safety, security, proper nourishment and health care.