...basically, their fellow citizens. The partiers are either libertarians or libertarian-leaning, as can be seen by their extreme self-centeredness and selfishness. What few proposals they've made don't take into account that there are other people in the U.S. including those who disagree with them. Not only are the partiers eager to redbait just as much as "liberals" race-bait, but their use of "patriots" implies that the vast majority of Americans who aren't in teaparty aren't patriots.
See my extensive coverage of the tea parties for all the details
, including the vital (more vital than spending) issue they've largely ignored (because their leaders are corrupt).