With the incorrect destination of Reading being displayed, L596 (51099, 59416 & 51076) passes Horley on 21 September 1991 with the 1O72 12:35 Reading to Gatwick Airport Network SouthEast service. The Class 119s had upgraded passenger luggage accommodation in the former buffet of the centre TS coach, as well as in guard's compartment of the DMBC vehicle. This was specifically for these Reading to Gatwick Airport service.