Of the six billion emoji that are sent globally every day, around 70% are emotion based – for example, smiley face, love hearts. A smaller proportion of the emoji sent are sad expressions.

Admit it: You have a favorite emoji. Whether you're more of a ... Tap on date, time, and/or widget space if you'd like to edit those features. Customize your background even more with different ...

except for the upside-down smiley face. It's easily one of the most beloved new emojis, but it's got nothing on the taco, of course. Last year the first WTA Emoji Challenge went down in Rome ...