Since the mental_floss YouTube series a year old now, John Green is celebrating by examining birthday traditions around the world in this week’s mental_floss video. We make a wish and blow out candles on a cake, but while cakes are common, that’s not a universal custom. Some countries have other tasty treats, and a lot of places have customs involving smearing food on the honoree.
BIG NEATOSHOP SALE: GET UP TO 20% OFF T-SHIRTS (ENDS 3/8/15)
Save big on Funny T-shirts, Science T-shirts, Sci-fi T-shirts, and more!