“I think there’s a lesson in this… stay true to your heart, to what you believe in.” Peter Berg, director of both box office turkeys and triumphs, knows of what he speaks. His most recent film, ‘Lone Survivor’f has taken the number one spot in the US, pocketing over $100million. The one before that was ‘Battleship’, a strange game-meets-Aliens-meets Rihanna combo that sank to the tune of similar amounts.