Taking a look at the official Super Bowl 50 Countdown Clock, you can see the days until the big game and also a familiar face -- ABC7 News reporter Matt Keller!
Football fans are submitting photos of themselves holding single-digit numbers and they're being used as digits on the clock.
PHOTOS: Countdown to Super Bowl 50 begins with selfies
Click here to learn how to submit your own selfies to help power the Super Bowl 50 Countdown Clock!
For full coverage on Super Bowl 50, click here.