Blake Lively, her “Green Lantern” co-star Ryan Reynolds and new beau Leonardo DiCaprio shared a happy dinner at Locanda Verde on Monday night. Lively and DiCaprio, who were also spotted Sunday catching Game 6 of the NBA Finals at sports bar Snap, have been hot and heavy since we revealed he broke up with Bar Refaeli. Lively and Reynolds were reportedly close while filming “Green Lantern” before he split with Scarlett Johansson. Both camps denied Lively was the cause of the split.