In the end it wouldn't matter what party they belong to, if we would throw them out when they put party above principle. They would all get the message. The way things are now, they ignore the people they supposedly represent, because they know that laziness and party loyalty will protect them.
Sort of reminds me of Animal Farm; the pigs keeping everybody down with dire warnings of "Farmer Jones will come back---you don't want Farmer Jones to come back, do you?"