It is not in an actor's job requirement to sign autograph's. People need to keep in mind that they are human, too, and have good days and bad days. It does not mean they are evil, greedy, or selfish. Cut them some slack. If you were doing eight shows a week, and constantly had to deal with fans shoving things in their face, you would want a break every now and then, too. Don't criticize her as a person because you didn't get what you wanted.
"Do you know what pledge time is, Andrew"? said the PBS Executive.
"Yes", Lloyd Webber replied. "My 50th birthday special must be one program that gets done a lot."
"No", mused the man from PBS heedlessy. "Not so much. Our Stephen Sondheim Carnegie Hall concert. That's a big one."
Spoons, forks and knives seemed suddenly to suspend their motion in horror, all around the table.