The whole Bush clan is made up of open borders enthusiasts. They're La Raza and Azatlan's favorite Republicans.
I think he's another one who doesn't like the "tea party" (which is the GOP rank and file) except when he's running for office.
Another case is point is "deficits don't matter" Dick Cheney praising the Tea Party and pretending to be a fiscal conservative when shilling for his daughter's run for Senate.
The Cheney daughter should abandon that race now; she has zero chance, as I understand it.