Shannon Sharpe is a Hall of Famer, Super Bowl champion, and on TV every day, but the NFL legend is learning a lesson in Hollywood hierarchy ... 'cause his convo with cameras outside an L.A. hotspot got derailed by Selena Gomez.
The former Broncos tight end was choppin' it up with photogs after his dinner Monday night at Giorgio Baldi ... when out of nowhere, the singer and actress showed up behind him to make her way to her car.
The camera guy quickly shifted his focus to Selena .