This chipper gal explaining to Chinese people how to say "boogers" and other stuff that comes out of your face as part of an educational series on American slang:
The Atlantic interviewed her last week and the Washington Post profiled her last fall. The short version: She's Jessica Beinecke, a 24-year-old midwestern American of naturally lively disposition who works for Voice of America. That's Mandarin she's speaking, courtesy of the Middlebury College Chinese language program and shaped by the experience of living in China and some acting training.
Previous funny thing everyone else knew before me: those hilarious fake pronunciation videos.