Oorspronkelijk: Don't You Worry 'bout a Thing. Stevie Wonder. Grade 3. Don't You Worry 'bout a Thing composed by Stevie Wonder. Arranged by Henk Ummels.
Vertaling: Do You Worry 'bout a Thing. Graad 3. Do You Worry 'bout a Thing gecomponeerd door Stevie Wonder. Georganiseerd door Henk Ummels.