Well done Conne! You don't have to use them to actually express your emotion just tuck one on the end of a sentence to show what the emotional undercurrent is.
:-) Happy
:-( Sad
;-) Cheeky, joking, light hearted sarky reply
:-p Poking tongue out. I don't think I've ever used that one though.
:-/ "Hmm, not sure"
But I printed more Emoticons so I may get better than you - no I realise you only need the one emoticon - I just used a little more so you could tell me if they were ok. Did you understand them?