In 2010, Anna Paquin, who plays Sookie Stackhouse on the HBO vampire series &#39;True Blood,&#39; confirmed she is bisexual. She made the announcement in a video promoting the Give a Damn campaign, which features celebrities speaking out for equality.&#40;Pictured: Anna Paquin speaks on behalf of the Give a Damn Campaign to fight for equal rights.&#41; <span class=meta>(True Colors Fund)</span>