there is also this link here:

www.cmt.com/news/display/1472072.jhtml

and this looks particularly interesting:

NashTrash Tour -- This pink bus skips the star homes for colorful neighborhoods and local lore. The fearless Jugg Sisters host the hilarious tour, complete with skits, squeeze cheese and prayers for Elvis. Alcohol encouraged. The 90-minute tour departs from the Farmer's Market at the Bicentennial Mall, each worth a look. 900 8th Ave N. (615) 226-7300