While texting friends with your smartphone, you probably had those little moments of frustration when you either could not figure out whether an emoji was grinning or smirking, or just couldn't locate one of the tiny symbols that could convey exactly how you felt.
There are actually websites like emojipedia and iemoji where you can find out everything you ever wanted to know about the little icons you pepper your messages with (or for some people, make them up entirely).
Emoji, or "picture letters", originated in Japan, and as you may have noticed, some of them are specific to Japanese culture. So while you may have been using to mean, Home Sweet Home, it actually represents a Love Hotel.
So have you been using them correctly? Most likely not. Click through the gallery below to learn more!
This article was first published on Nov 18, 2014. Get a copy of The Straits Times or go to straitstimes.com for more stories.