NBC's NHL broadcasts don't get underway until the Friday of Thanksgiving weekend, but the League is already making its way on to the network in a manner that would make famed fictional Blackhawks fan Clark Griswold proud.In an upcoming episode of the NBC sitcom, Chris D'Elia and Dan O'Brien's characters make their on-ice allegiance known as they commiserate over a missed shot by Troy Brouwer -- still a Blackhawk for the purposes of the episode, though he now plays for the Capitals. Displaying the superstition that fandom is heir to, the pair then debate over whose apartment is likely to help the team more and the finer points of recycling.airs Thursday nights at 9:30 ET on NBC.