Liam Neeson apparently took his role of Bryan Mills in "Taken" very seriously.On Conan, co-star Maggie Grace says Neeson is very protective of her in real life as well, and he went so far as to prank call her ex-boyfriend in character."You've made two mistakes. Your first mistake was dating out of your league," he said. "Your second mistake — well, let's just say any more mistakes and I'll break your other arm. Slowly."Best fake dad ever.