Mercer Island High School is holding its 4th Annual Vocal Jazz Invitational Concert, at 7:30 p.m.,Wednesday, April 18 at the MIHS Performing Arts Center. The event will feature jazz choirs from MIHS and Cedarcrest High. The event is free. Many musical styles will be featured which guarantees a fun and interesting evening of vocal music. This is the only MIHS event of this type all year so don’t miss it!