Tom Waits to Appear on "The Simpsons" January 6

Last year we reported that Tom Waits would guest star on "The Simpsons"-- joining the ranks of the White Stripes, Sonic Youth, the Ramones, many more-- and now his appearance has an air date. It happens this Sunday, January 6 in an episode titled "Homer Goes to Prep School". "Simpsons" producer Al Jean previously said of the epsiode, "We did a lot of research into the 'prepper' phenomenon, where people are convinced that some horrible catastrophe-- like an electromagnetic pulse-- is going to occ...