The demise of the internet:

ROTFSTCLMAAOBPO=Rolling On The Floor Scaring The Cat Laughing My Ass And Other Body Parts Off

STIII ST-SFS=Star Trek III Search For Spock

And for the official answer on [i:973ca37105]this[/i:973ca37105] subject, I point you towards:
http://en.wikipedia.org/wiki/Pwned 

z