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.

There aren't many completely new emoji in the set, which includes new smileys and gestures ... Did you know that in Australia, a slide is also known as a "slippery dip"? But hey, you don't ...

Over time, emoji meanings have become subjective, depending on a message's context and wider cultural trends. Which shaking smiley face should you use? Is there a difference between each different ...