Haha he means this is an old game... You guys never played this at camp before? Haha was I the only kid in which was forced to go to camp for half my summers? It works like this; One person starts the story by saying only 1 word... And we continue the story only using 1 word. So it comes out to be all, whacky and retarded. Energized already said "Once" so...
My word: "Upon"