Peavy smiles and says: “I try not to yell; I try not to swear. But at 7 o’clock every night, I turn into someone different. I’m out there trying to focus. I’m competing. I can’t control myself. But I have three little boys. I want them to be able to watch their daddy pitch without hearing all the yelling.

Dunn smiles and says: “I make fun of Jake. I mock him. I can’t even make the sound he makes when he’s out there; it will hurt my throat. We do an over/under on when he’s going to first yell at ...