Even the spotlight of back-to-back Super Bowl appearances didn't prepare Kam Chancellor for this.
Hollywood lights and cameras. A sea of stagehands. And — appropriately, for the Seattle Seahawks safety — a legion of boom mics.
"I never expected it to be this big a deal," said Chancellor, a wide-eyed rookie when it comes to appearing in NBC's "Sunday Night Football" open, the familiar song that kicks off the most-watched show on television.
Andrew Luck knew what to expect. The Indianapolis Colts quarterback doesn't necessarily crave the spotlight, but he didn't turn down the offer to participate in the open for a second consecutive year....