After proving to be some of the hardest votes for leadership to crack, South Carolina’s GOP delegation held firm against the Boehner deficit plan, even with the addition of a requirement that Congress pass a balanced-budget amendment to the Constitution. Interestingly, the members of this delegation — Reps. Jeff Duncan, Trey Gowdy, Mick Mulvaney, Tim Scott and Joe Wilson — were among the last to cast their votes on the measure, which ultimately passed (albeit barely) 218 to 210, with 22 Republican defections. Gowdy and Scott in particular appeared to be “emergency votes” in case leadership needed a last minute abstention or two. The pair sat together on the House floor watching the vote count until Majority Whip Kevin McCarthy (R., Calif.) walked over to give them the go ahead. In the end, the whole delegation voted against the bill, and for many members, the reason is simple: Jim DeMint, the firebrand tea-party senator…