On Friday, May 17th at 6 pm. Tonight the Grayslake Heritage Center & Museum will kick off its summer concert series with an extravaganza featuring the talented performers from Grayslake North High School. Bring your picnic baskets and lawn chairs and join us at Centennial Park at the corner of Whitney and Center Streets. The concert features Slam Funk, the school’s Motown group, as well as the Pirate Choir and Pulse a cappella.