We ask ‘Platinum Hit’ judge about the less-than-stellar credits in her catalog. By Jim Cantiello Kara DioGuardi Photo: MTV News In her decade-plus career, Kara DioGuardi has helped write some of the biggest hits for artists like Kelly Clarkson, Pink, Cobra Starship, Carrie Underwood, the Pussycat Dolls and countless others. But when you’re an in-demand pop songwriter and you’re churning out tracks at a breakneck pace, they can’t all be winners. Hell, even John Lennon and Paul McCartney published a few turkeys. Lucky for fans, DioGuardi’s sense of humor is just as strong as her sense of melody. When stopping by MTV News to promote her Bravo reality competition “Platinum Hit,” the former “American Idol” judge was more than happy to dish about some of the crazier credits on her otherwise-sparkling r
