The verb faire is used in the French causative construction which indicates that the subject causes the action to be performed by someone else, rather than by himself. Compare the following sentences.
|Marie fait un gâteau.||Marie makes/is making a cake.|
|Marie fait faire un gâteau.||Marie has/is having a cake made.|
|Elle fait manger son petit frère.||She makes her younger brother eat.|
|Ce film a fait pleurer Michel.||This movie made Michel cry.|
|Tu feras chanter les enfants.||You will make the children sing.|