T39CMBers are people who post on the The 39 Clues Message Board.
“(Haha, we got quotes. XP) Krista-"There's a fine line between genius and madness. I like to use...T39CMBers
“Saber Qahill, normally known only as Saber, was an active memebr of IR and The 39 Clues and an...Saber