I hope this worked for the man. The friends set up a mock hospital room and put their passed out friend in bed. Told him he had been in a coma for 10 years. You can tell from the video that the one friend is really angry with him:

I would love to say that worked, but I don't think he got the message.

the laughter was not encouraging.

I think the laughter was that of relief. I'd love to know the rest of the story.