Robert Pattinson and Kristen Stewart
Romance movies always seem to work best when there is a huge obstacle keeping the couple apart. Few obstacles are bigger than the one separating Bella and Edward in the Twilight films: Namely that he's a vampire. The first two movies of the series have grossed $1.1 billion at the box office. The third installment, Eclipse, hits theaters at the end of June.
Forbes via kstewartfans