Actor and activist Christopher Kennedy Lawford has married his yoga teacher fiance in Hawaii. The Terminator 3: Rise of the Machines star, son of Rat Pack member Peter Lawford and assassinated U.S. President John F. Kennedy's sister Patricia, wed Mercedes Miller, 34, during a ceremony in Maui on Sunday (25May14). The union is Kennedy Lawford's second - he divorced first wife Jeannie Olsson, the mother of his three children, in 2000, after 16 years of marriage. The 59 year old isn't the only member of the famous Kennedy clan getting married this year (14) - his cousin, Robert F. Kennedy, Jr. is engaged to wed actress Cheryl Hines. The couple is reportedly planning to exchange vows this summer (14) during the Kennedy family's annual reunion in Hyannis Port, Massachusetts.