Hate to be Buzz Killington and whatnot, but all the ad said was that they wanted contestants to have a great memory and great concentration. That could mean anything. You guys see the word "concentration" and are ready to start firing up your Classic Concentration MP3's in celebration of this occasion. I'd love to be proven wrong, however my money's on some half-assed original format created by Nickelodeon since it would be cheaper to make something new than it would be to lease the rights for Concentration from NBC. Not that Viacom couldn't afford it, but...