COVID PROTOCOLS: All events will require proof of vaccination to enter the venue, masks worn unless actively consuming food or drink, and we will be closely monitoring guidelines and recommendations to make sure we are doing everything we can to protect our community.
Advance tickets can only be purchased online-we do not sell advance tickets at the venue. Refunds are not available within 48 hours of the event. Tickets do not guarantee seating during shows at the Royal Room. Seating is currently first come first served. The Royal Room is All Ages until 10pm.
Critical Mass is an 18 Member Contemporary Jazz Big Band with talented musicians who enjoy playing music from the entire spectrum of big band music. We have played in many Seattle area jazz venues, including Tula’s, the North City Jazz Walk, Aurora Borealis, The Royal Room, The Crossroads, Third Place in Lake Forest Park, school concerts, and private parties.