Dallas - Restaurant chain Pizza Hut on Monday announced the launch of a digital music promotion with eMusic, which will offer 75 free song downloads to customers at PizzaHut.com through Dec. 27. Those placing food orders on the website will receive a link to a site where they can download 25 songs from a "special Pizza Hut playlist," as well as any 50 songs from eMusic's catalog as part of a 14-day free trial subscription of eMusic.