Hoping you don't have "Hallelujah Chorus" flash mob burnout by now.... I really like this "Food Court" one.
One of our current titles is The Elements of Visual Style, the name of which adapts the classic Strunk & White text. In a bit of pedagogical hubris/humor, these two gents from Cornell U made this educational rap video to hammer home some key concepts! If you want to view it with the words, go here.
The Elements of Style from Jake Heller on Vimeo.
I'll leave you with this priceless image of a petite Mongolian girl tending her charges by Dutch photographer Jeroen Toirkens. It's from Nomad, his visual recording of the Northern Hemisphere's last living nomadic peoples, from Greenland to Turkey. His journey to create it took ten years.