That's right. We're not making this up. The OED WOTY2015 is the "tears of joy" emoji.
There has been a wide range of reactions since the announcement, and most of the responses have been either...
Why was the "tears of joy" emoji chosen?
The OED site states, "Emojis (the plural can be either emoji or emojis) have been around since the late 1990s when they were invented by Tamotsu Emoji, but 2015 saw their use increase hugely....and according to frequency and usage statistics for some of the most popular emoji across the world, the 'tears of joy' emoji was chosen because it was the most used emoji globally."
Pictured at the right: Tamotsu Emoji, inventor of the pictographic icons used to express ideas and emotions.