Yes, the above is true. But 9 times out of 10, that company has a specialized employee who only does game-used items. Thus, the changes of that person being at the show is slim. However, it sure wouldn't hurt to call and ask.
[list]Classic Jerry Colmanisms
[*]"Montreal leads Atlanta by three, 5-1."
[*]"They throw Winfield out at second, but he's safe."
[*]"Johnny Grubb slides into second with a standup double."[/list:u]