So we arrived at T5 in London ready for the trip of a lifetime. T5 looks amazing it is supposedly the easy way to travel. We checked our bags in got through security everything was going fine and then we got on the plane. We were supposedly taking off at 10 am the wrong bags were put on the plane and after 3 and a half hours of waiting we were assured all the correct bags were now on and we were ready for a trip. Low and behold we get to LA and we are advised tha...