A seat was left empty. It could have been filled.
You can donate your unused tickets to Tix4Cause.com and have them benefit NAMI DuPage. Or you could buy a ticket and donate to a cause. We are one of many different Charities that are participating.
To view our charity page go to http://www.tix4cause.com/charities/NAMI-DuPage/ and start putting those empty seats to good use or donate to a worthy cause.