Two more 1980 Marriott's GREAT AMERICA commercials have been added to the video album. First is a new, higher-quality version of the commercial introducing the Demon:
http://www.greatamericaparks.com/images ... ?pos=-1666
Second is another in the general "What a day! What a place!" series:
http://www.greatamericaparks.com/images ... ?pos=-1667
Steven