When Miss California appeared Friday night on CNN (above), she insisted she wasn’t a poster girl for the movement against gay marriage—just a beauty pageant contestant answering a tough question.

But U.S. News Whisperer Paul Bedard reports that Carrie Prejean has now officially joined the movement. She’s coming to D.C. tomorrow to unveil a new ad by the National Organization for Marriage that focuses on her Miss USA experience.

The National Organization for Marriage describes the ad this way:

“No Offense,” the next ad in NOM’s $1.5 million national ad campaign, will be previewed for the media. What happens when a young California beauty pageant contestant is asked “do you support same-sex marriage?” She is attacked viciously for having the courage to speak up for her truth and her values. But Carrie’s courage inspired a whole nation and a whole generation of young people because she chose to risk the Miss USA crown rather than be silent about her deepest moral values. “No Offense” calls gay marriage advocates to account for their unwillingness to debate the real issue: gay marriage has consequences.

The National Organization for Marriage’s first ad has gotten a lot of news attention: