A) Praying he didn't screw up the dress code.
B) Listening to "Gangnam Style" as serious official secretary of State business in Bali.
C) Getting his large head Photoshopped into strange situations.
D) Trying on Halloween costumes.
And the answer is ...
B) Listening to "Gangnam Style" as serious official secretary of State business in Bali!
Kerry joined Chinese president Xi Jinping and Russian president Vladimir Putin in wearing traditional "silly shirts" at an APEC event — "a gala performance that featured barefoot Balinese dancers and, later, a full-throated rendition of Psy's 'Gangnam Style' by two male singers."