No, you back down.

"As the letter from the Acting Attorney General explained in considerable detail, the assertion of Executive Privilege here is intended to protect a fundamental interest of the Presidency: the necessity that a President receive candid advice from his advisors and that those advisors be able to communicate freely and openly with the President, with each other, and with others inside and outside the Executive Branch." Dubya invokes executive privilege again in response to the Leahy/Conyers letter of a week ago, prompting further outrage among congressional Dems and increasing the likelihood of a protracted legal standoff. "Speaking on the floor of the Senate Monday afternoon, Leahy blasted what he called 'the White House disdain for our system of checks and balances.' 'What is the White House trying to hide by refusing to hand over this evidence?' he said."