Are you fond of sending a thumbs up to confirm a meeting.

A heart shaped eyes to say 'I love you'.

Or a pile of poo to tell someone what you really think?

Well today is your day to celebrate.

It's World Emoji Day.

These 'picture letters' were first discovered in Japan in the ninties to mimic face to face gestures.

But they've taken on a life of their own and are now an integral part of how people communicate online.

Tennis stars Roger Federer and Andy Murray sprinkle their tweets with them along with a host of other celebrities.

But is it haunting the way we communicate?

Should we just stick to using our words?

And, how old is TOO old for a winky face? 

Some of the questions I put to Today fm's Community Manager Grace O' Reilly: