Alexander Armstrong kicks off his Korean adventure with a little Gangnam Style. The fabled district of Gangnam is immortalized by Psy's Gangnam Style video, one of the most viewed songs on YouTube. Alexander Armstrong decides to kick off his epic Korean adventure in the area, as he attempts to discover the true South Korea. He then meets other internet stars helping to keep Korea on the global map, including a record-breaking 'bulk-eater' who joins Alexander for noodles.

From the Curio channel: BBC Channel.