The Mac Show, an Internet-based live radio show focusing on all things Mac, has announced their guest lineup for tonight’s broadcast (9:00-11:00 pm ET). Tonight’s guests include Laura Doyle, a Vancouver-based singer who used Macs to self publish her own CD; Steve Mielnicki, Senior Macintosh Systems Analyst for the University of Pittsburgh’s Computing Services Department; and Bill Roper of Blizzard. Also featured tonight will be the ever-popular “What’s My Product?” game.