Episode info coming soon ..

A serial killer reappears after 20 years of silence and contacts the BAU with the promise he will kill another victim in the next five days.

Declaring that there are "more monkeys than ever," Dave meets the 2006 monkey-calling champions; Chef Giada De Laurentiis makes veal scallops for Dave and Sarah Jessica Parker (but not Paul).

Stephen Colbert welcomes author and internet blogger, Arianna Huffington!

Guests: Roseanne, Wolfgang Puck