Perry paints Gingrich and Romney as “political insiders” in new 30-second Iowa spot set to begin airing Thursday.

Casts Newt as big spender, Mitt as big taxer.

Read the script below.

SCRIPT: “Reckless spending and high taxes are destroying our economy. The problem? Political insiders. Newt Gingrich supported increasing the federal debt ceiling one trillion dollars and billions in new earmarks. Mitt Romney raised business taxes 20 percent in Massachusetts. Gingrich and Romney. Insiders. Rick Perry’s plans to create jobs and overhaul Washington with a part-time Congress make him the outsider political insiders fear most.”