Making an grand entrance giving us a display is black smoke, and cinders Southern 4501 finish up its first round trip on the Missionary Ridge local. Once the train the to the depot sister unit Southern 630 will will make a move from the display track, than making a shove move back to the passenger train, while this move is being made Southern 4501 will detract from the passenger cars, run up the wye, and after Sou 630 and its train depart the depot heading for east Chattanooga, the 4501 will proceed to the spring switch and make the shove hove back to the display track til Sou 630 returns.