Mel Gibson To Take A Summer Vacation Mel Gibson has set up his next starring vehicle, which reassembles the key members of his "Apocalypto" team. Gibson will topline the action drama "How I Spent My Summer Vacation," based on a screenplay he penned. News surfaced a few days after Gibson committed to directing Leonardo DiCaprio in a pic about Viking culture . "Summer Vacation" centers on a career criminal who gets caught by Mexican authorities and is sent to a drug- and crime-filled prison, where he learns how to survive with the help of a 9-year-old boy. Gibson has written only two other screenplays in his career: "Apocalypto" and "The Passion of the Christ," both of which he directed. Though "Summer Vacation" would seem a natural fit for Gibson to helm, he is passing the torch to his protege Adrian Grunberg, who was first a.d. on "Apocalypto." Stacy Perskie, who was second a.d. on the Mayan thriller, will produce ...