In the final weekend before Disney’s “John Carter” invades Earth, Warner Bros.’ stalwart family sequel “Journey 2: The Mysterious Island” dug deep and collected $15.7 million in overseas weekend grosses.“Journey 2,” which finished its third weekend atop the international B.O., has cumed an outstanding $185.6 million, with a worldwide tally of $270.8 million. That’s already more than 10% ahead of its 2008 predecessor’s lifetime global cume. Germany marked the film’s only major debut, contributing a No. 3-ranking $1.7 million on 438 screens. Holdover markets were led by China, with a resounding local cume of $53.9 million, while in Russia and Mexico, the 3D family pic reached $17.2 million and $11.6 million, respectively. In Italy, the sequel dropped just 34% in its soph sesh, grossing $1.6 million in three days for a cume of $4.4 million. The weekend had no wide entries nor major expansions, though Fox’s action comedy “This Means War,” with a weekend total of $14.4 million, broadened to eight new markets, including Germany, South Korea and the U.K. The Fox pic debuted in third place in Blighty, scoring $2.9 million, behind “The Best Exotic Marigold Hotel,” which has earned $11 million in two weeks in the U.K., and “The Woman in Black.” South Korean auds contributed the next-best weekend earnings for “War,” with $2.3 million; at the German box office, the film debuted to just north of $2 million. “War” should cross the $50 million mark internationally in the coming week. Meanwhile, WB party pic “Project X” debuted day-and-date in a few select markets, including Australia (a chart-topping $1.3 million on 222 screens) and Holland (a solid $457,000 on 60).