Youth Advocate Sarah Baldwin will be signing copies of Twitcha on Division Street prior to a free screening of Incredibles 2. Kids can create their own superhero mask and take home a Twitcha coloring sheet. A face painter will be on hand and popcorn and treats will be available for purchase from Somerville businesses.

Signing: 7 to 8:30 p.m.
Movie: 8:30 p.m.