LOLFLMAO
"Laughing Out Loud on Floor Laughing My Ass Off." Comes from the combination of LOL and ROFLMAO, which originate from the acronyms ROFL and LMAO.
Bob: I sat on the Monopoly board and one of the hotels are stuck in my crack.
Not Bob: LOLFLMAO!
Not Bob: LOLFLMAO!