Can You Spot The Redundant One?

Thanks to the bumper stickers, the politics of this car’s owner are clear. However, at least one of the stickers is unnecessary, telling us what we have already figured out. Can you spot the redundancy?

Sidenote: due to genetics, or birds-of-a-feather tendencies (or both), the person who goes with this car is visiting this neighbor who remains fixed on the U.S. 2012 presidential election.