ROFPMLMFAO =Rolling on floor, P***ing myself , Laughing my f****** arse off
That would be one of the funniest things I have read for a long time IHTPOME I have tears p*****g out my eyes I will be laughing for ages you have got to have a sence of humour r love it.
Some abbreviations have their uses in Text-talk, if written long-hand you would end up being charged to send 2 or 3 messages instead of 1. But I rarely use them other than when texting.