a really crappy and short-lived Canadian teen R&B wannabe group, short for "Too Bad To Be True" (LOL, really?). You've heard every other crappy teen R&B wannabe group before, right? Well these guys were JUST like the others! How convenient!
Guy: "Hey, did you remember that crappy Canadian teen R&B wannabe group called TBTBT?"
Guy: "Yeah, you didn't miss much."
too bored to be true
person 1: ahh I'm so bored!
person2: I know what you mean, im tbtbt!