The Southwest Washington Wind Symphony will perform colorful, zany music by contemporary composers at “Imagination,” 3 to 4:30 p.m. March 3 at the Union High School Performing Arts Center, 6201 N.W. Friberg/Strunk St., Camas. Under the baton of conductor Patrick Murphy from the University of Portland, the 55-musician concert band will perform “Xerxes” by John Mackey, “Overture to an Endless Summer” by Kara Williams, “Welcome to the Imagination World” by Daisuke Shimizu.