"You are a Bartowski, Chuck. Start acting like one." - Ellie After the darkness of last week's episode of Chuck , last night's installment ("Chuck Versus The American Hero"), written by Matt Miller and Phil Klemmer and directed by Jeremiah Chechik, brought back a lot of the humor and lightness that had been missing, with the action spinning out to include Casey, Morgan, and Devon's task force, the Picasso-like stalking skills of Jeff and Lester, and a nice callback to Ellie's belief that Casey is a degenerate lowlife. But it also offered a major revelation in the second half of the episode, one that will likely shape next week's installment, originally designed to be the season finale. Yes, NBC has initially ordered thirteen episodes for Chuck's third season and "Chuck Versus The American Hero" was designed to be the penultimate episode of the season. That's abundantly clear from the aura of change drifting over the characters,