Aladdin and the Wonderful Lamp (1934)

Aladdin is a child laborer who works for a guy that exchanges "new lamps for old". This guy swaps a "new" lamp for 2-3 replacement old lamps, then brings back the old lamps for Aladdin to polish and make look like new. One day Aladdin sees a princess riding by as he looks out the window, and he falls for her. But then he must return to his lamp polishing...