According to The Futon Critic, here's what's ahead on NBC:
-The two semi-final episodes of "American Gladiators" will last 90 minutes long. The first season finale will be two hours long and will air Sunday, February 17th at 7 PM.
-90-minute episodes of "Deal or No Deal" will air after both semi-final episodes of "Gladiators".
-On January 31st, a two-hour episode of "Celebrity Apprentice" will air, and will begin at 9 PM EST.