What is the fine-grained topic of the following text: The 18-piece band will perform at 7 p.m. Saturday, April 2, at NSU’s Center for the Performing Arts, 605 N. Grand Ave. Other dates and locations are: March 29, Oklahoma City; March 30, Muskogee; March 31, Miami; April 1, Tulsa; and April 3, Norman. Only return the topic.
18-piece band's performance schedule