ABC‘s D.C. fixer drama Scandal has built big ratings in three seasons with a potent mix of often ridiculous plot twists and creator Shonda Rhimes’ savvy use of social media, which has bound fans closely to the show and its stars. That combo has paid off: Ahead of tonight’s season finale, which is certain to feature another signature shocker, Scandal has added 3 million viewers (for 11.5 million total).