“I.O.U.” by British dance music group Freeez is a) great for remembering vowels, b) a video time capsule of what was what in 1983, c) sung often in our house or d) all of the above. Bonus: some seriously ’80s dance moves. 

via @jennikholder.

Learn how to arm wave with Hip Hop dancer and choreographer Matt Steffanina. Then make it look smooth with lots of practice!