Here's the word right from the Trailblazer website:
Tuesday, August 31, 2010 – Rose Room – Noon to 6:00 p.m.
Calling all singers and musicians!
Anthem stylists of every age and persuasion are invited to try out to earn a spot for a performance at a 2010-11 Trail Blazers game. Auditions are slated for Tuesday, August 31st, from noon to 6:00 p.m. in the Rose Room at the Rose Garden. Free parking for the auditions will be available in the Garden Garage.
Auditions will be on a first-come, first-served basis. All performances must be a cappella. Groups, children, instrumentalists and other unique performers are encouraged to participate. If you can perform “O, Canada,” please let us know as we’ll be looking for Canadian anthem performers for our game against Toronto.
If you are unable to attend the auditions, you have until September 20th to send a CD or DVD of your performance to:
Anthem Auditions
c/o Portland Trail Blazers
One N. Center Court, Suite 200
Portland, OR 97227
Please include your full name, mailing address, email address, phone number, and the number of performers in your group (if applicable) with all CD & DVD submissions. CDs & DVDs will not be returned. All CD & DVD submissions must be received by Monday, September 20, 2010 in order to be considered for the 2010-11 season. It is strongly encouraged that those interested in capturing a spot attend the auditions. All auditioners will be notified by email in October about whether they have been chosen to perform.
Any questions, please e-mail them to antheminfo@trailblazers.com