Just whistle while you work (Whistle) Put on the grin And start right in To whistle loud and long Just hum a merry tune (Whistle) Just do your best Then take a rest And sing yourself a song When there's too much to do Don't let it bother you Forget your trouble Try to be Just like the cheerful chickadee (Whistle) And whistle while you work (Whistle) Come on get smart Tune up and start To whistle while you work Just whistle while you work (Whistle) Put on the grin And start right in To whistle loud and long Just hum a merry tune (Whistle) Just do your best Then take a rest And sing yourself a song When there's too much to do Don't let it bother you Forget your trouble Try to be Just like the cheerful chickadee (Whistle) And whistle while you work (Whistle) Come on get smart Tune up and start To whistle while you work (Whistle)