For their PDA-packed red carpet appearance, J.Lo showed off her rock-hard abs in a long sleeve, high neck, sparkling brown crop top and matching full-length skirt with a back slit, both by Hervé Léger, paired with a matching Tom Ford clutch and stiletto sandals. Ben wore a navy corduroy Ralph Lauren suit.
The Last Duel, a historical drama directed by Ridley Scott, is set for a wide theatrical release on Oct. 15. Ben and Matt Damon, his longtime writing partner, friend and co-star of Good Will Hunting and other films, co-wrote The Last Duel. They both also appear in the film with Adam Driver and Jodie Comer.
"She's been working hard, and it meant a lot to her to have him there," a source told E! News at the time. "She was excited to spend the weekend with him. They went to dinner after the show and had some fun."
The insider continued, "They will make every effort they can to come out and support the other."