Biff pretends to report from the Grammys; "Stupid Human Tricks" includes a woman who whistles the theme from The Andy Griffith Show with her toes; The Beastie Boys perform "So What'cha Want" with several audience members holding handheld camcorders.
Please solve the math problem below to unlock download mirrors for Late Show with David Letterman.
Links are proxied and may take a moment to start.