Brad Pitt assured fans onThursday that he is planning on marrying Angelina Jolie ... even while offering no details on when and where it will take place.In London to promote his new film Killing Them Softly, the 48-year-old star gamely fielded questions about wedding plans with his gorgeous fiancee."No plans yet, other than we are going to do it,” Pitt said, adding that despite his steadfast desire to marry her, "I plan very little as I get older.”Insiders say Pitt and Jolie’s nuptials will be a "simple, joyous gathering” with a tiny guest list, and that means no celebrities overshadowing the affair.While Pitt and Jolie, 37, live at France’s Chateau Miraval, the wedding rumors followed them to England this summer as she shoots Maleficent."It’s been a great summer here,” Pitt said of life in the UK at Thursday’s event. "It’s just been a great spirited summer with all the sporting events.”"It’s one of the most pleasurable times I’ve ever had here. We’ve been hanging out just having a normal life while Mama works,” he added.Agencies