The Summer I Turned Pretty star Gavin Casalegno has married his girlfriend ... and had a recent stint on the contemporary western TV series Walker.

Including possible emotional dramas? “Walker and Annabeth, they have a little bit of an argument at the beginning that kind of [lingers],” Scobell confirms. “It gets resolved at the end ...

Scobell also offered some insight into the new season’s tone, which he says ramps up the adrenaline “basically right away” as he and his Olympus-powered pals return to Camp Half-Blood ...