Photo credit EGO Today started the first rehearsals and filming of Breaking Dawn Part 1. From fans on the street in Brazil, this is what we have learned so far.1. Kristen is wearing a white dress that is just above the knee. (no picture of the dress so far).2. Robert is wearing black jeans and a plaid short sleeve short. There was also a report of blue shirt. 3. We know know what Edward Cullen's…