Sophia Bush (No Relation)

The beautiful and charming Sophia Bush ("Brook Davis" on WB's One Tree Hill) created a flood of internet inquiries when she applied for an annullment of her five-month marriage to co-star Chad Michael Murray in Los Angeles Superior Court Wednesday, citing fraud.

(Courtesy UNDP)

Sophia was seen recently at the PEP(Poverty-Environment Partnership) head of state dinner, promoting world-wide poverty-reduction and sustainable development. Also present were singer-activist Wyclef Jean and actressess Kerry Washington and Rosario Dawson

The up-and-coming young star is a graduate of USC where she was a member of Kappa Kappa Gamma sorority and the 2000 Rose Queen. So much for dumb blonds!