Tuesday, February 18 6 p.m. Artworks 106 N. Michigan Ave. This FestLab is a two-hour slow jam session in which musicians of all skill levels are invited to join fellow musicians and play their favorite tunes. Bruce Ling. of music group Hawks & Owls. will facilitate the session, and each participant may take a turn choosing the next tune. This is a great opportunity for those who don't regularly play music with others to get out and share their favorite songs. This event is appropriate for adults ages 18 and older. Parental supervision is required for children younger than 13.