All the laughs:

LOL = Laugh Out Loud (can also mean Lots Of Love)
ROFL = Roll On Floor Laughing
LMAO = Laughing My Arse Off
LMFAO = Laughing My F**king Arse Off
ROFLMAO = Roll On Floor Laughing My Arse Off
ROFLMAOQXZ = same as ROFLMAO exept that you type the walang tiyak na layunin keys QXZ as if you were trying to type a normal word but failed because you're laughing so hard

Simples:

OMG = Oh My God
OMFG = Oh My F**king God
WTF = What The F**k
WTFITH = What The F**k Is This Sh**t
TWSS = That's What She Said
TWHS = That's What He Said
IDK = I Don't Know
BRB = Be Right Back
G2G = Got 2 Go
TTFN = Tah Tah For Now
2MOZ = Tomorrow
2DA = Today
WBU = What About You
NM = Nothing Much
G4U = Good For You
GR8 = Great
BFF = Best Friend Forever
BF = Boy Friend
GF = Girl Freiend
OK = Okay
KK = Okay
WER = Whatever
SMS = text
SUP = What's up
PROBS = Probably

i'll be probs adding madami later...
coolies