The Twitter campaign is being run by Bob Davis' mustache, @BobDavismustach. A Google search currently reveals little about the mustache who started "campaigning for" Zach Wamp about 5 hours ago, but is already being followed by Fred Thompson, Kleinheider, and LA Times Top of the Ticket.

continued...

The first click of a google search may have led to a clue at Post Politics:

Stan writes
March 25th, 2009 6:39 pm
Hey Zach go twitter on how liberal you are or go twitter Bob’ mustache.

I hope Bob's mustache has seen this video about a similar campaign.

Left Wing Cracker just started following the mustache.

[the only link above that doesn't require you to sign in to Twitter is the video]