Facebook, presidential candidates and daredevil Felix Baumgartner also were hot topics in the top-trending videos of the year
Kaiju Emergency Alert System test and countdown clock on the film's official site tease film's upcoming trailer
Viral YouTube video features Christmas lighting display blinking to the beat of Psy's "Gangnam Style"
Internet sensation Nicole Westbrook gives a cringeworthy performance of her holiday anthem on "Access Hollywood"
Warner Bros. is relying on money shots and viral ads to woo audiences weary of brain-dead blockbusters