With three box office hits earning $1.17 billion at the U.S. box office over the past three years, Kristen Stewart and Robert Pattinson are Hollywood’s highest-grossing romantic film couple.The stars of the “Twilight” vampire films easily surpassed all other film twosomes in the Forbes list that looked at the top 10 grossing romantic films of the last three years.”There is something unique about these films in the way that people have attached themselves to them,” said Dorothy Pomerantz of Forbes.com. “The movies are unconventional, and you have the added element that the two people are a couple in real life,” she added. Read more below!! Russ B