The coach can't help himself. He can be emotional. Impulsive. Petty. "He’s always gonna be feisty," says left tackle Jordan Mailata.

Philadelphia Eagles head coach Nick Sirianni had a very specific request for his team’s postgame celebration after Super Bowl LIX

After a 2-2 start to the season, questions swirled around Nick Sirianni's status as head coach of the Eagles. Now, he has his team back in the Super Bowl.

This time, Sirianni was strangely calm. He spent Sunday morning doing “the same crap I always do,” he said, which meant playing with his kids, poring through his game management sheet and spitballing with offensive coordinator Kellen Moore and associate head coach Kevin Patullo.

He taunted his own fans in Game 5 then apologized to his team for creating a distraction, and, since taking accountability and focusing on self-control, the Birds have been the best team in football.

Gregory Shamus/Getty Images For Philadelphia Eagles coach Nick Sirianni, football is a family affair. The youngest of three sons, Sirianni grew up in Jamestown, New York, and was coached by his father,

The Philadelphia Eagles will attempt to prevent the Kansas City Chiefs from a record "three-peat" in Super Bowl LIX. Coach Nick Sirianni, meanwhile, is looking to leave his second Super Bowl trip in three seasons with a Lombardi Trophy of his own.

The Philadelphia Eagles’ win over Patrick Mahomes and Andy Reid’s Chiefs on Super Bowl LIX was a huge relief for fans still haunted by their Super Bowl LVII loss. In the aftermath, Nick Sirianni revealed the key factor behind their championship triumph.

How do Jalen Hurts and Nick Sirianni’s leadership styles work in tandem for the Eagles? Jordan Mailata explains: “It’s like fire and ice, man. You got one cool, calm and collected, and you got one that brings the heat every time, brings the passion, brings the energy.” #SuperBowl pic.twitter.com/yhmVhKkJDQ