When performing the emote, the player character rolls on the floor or ground and laugh. Nevertheless, while the player character laughs, players can hear their voice.
It is not necessary to own ROFL in order to purchase ROFLcopter.
ROFL is an internet abbreviation for "Rolling On the Floor Laughing". It's commonly used in online chat, text messages, and social media to indicate that something is extremely funny, usually even funnier than the simpler abbreviation LOL (Laugh Out Loud).
This emote is shown to be part of the Loyalty Points update and was featured in the Youtube video promoting the update.
The male laughter is similar to the Dark Rabbit's in episode 26 and 27 of the anime Yu-Gi-Oh! Duel Monsters (English dub).
This emote is used when talking to a Barrows Bobblehead when selecting the second option when they want you to fear them.