The Orator Timeline and Summary

Ignores the Old Man and Old Woman when he finally arrives.
Signs tons of autographs.
Continues not to respond to the Old Man and Old Woman whenever they try to talk to him.
Eventually refuses to sign any more autographs.
Remains totally impassive when the old couple kill themselves.
Tries to communicate the Old Man's message to the invisible guests, but finds it difficult since he's a deaf mute.
Mumbles in gibberish.
Writes more gibberish on a blackboard.
Mumbles some more.
Gets frustrated.
Gives up and leaves without delivering the Old Man's message.