people put this face :L for laughing or :D. Although some people put :3 but im not sure why?
laughing but very serious
It means laughing my head or laughing my head off
Laughing mad loud
whatshockedkathy
How do you do faces in facebook
Roll on the floor laughing / with laughter
Laughing my a*s off
He's either laughing with you or laughing at you. Get it? Got it? Good.
By pressing :D
LBS means laughing but serious
laughing like hell
It means = laughing my fing a off