Viral time travel commercial
This is a commercial for 7-up. It adopted the style of Japanese cartoon Gag Manga Biyori which involves preposterous plot, non-stop repetitions, and dynamic music. The cartoon, became popular in recent years and was added subtitles and many enthusiastic dub it in many dialects.
Epic Wing Chun Battle!
They are battling in Wing Chun, a kind of martial art from southern China focusing on close-range combat. You can see more Wing Chun fight in popular movies Yip Man I and II.
Obama can dance and our president can sing. This song is the famous Russian song Moscow Nights, which any Chinese over 40s can sing.