Indoor / outdoor bluegrass jamming from 3pm to midnight at Theatre With A Twist in Acton, MA. Hosted by the Bluegrass Therapy Group. Donations to the non-profit theatre will be taken in any amount you can give. Potluck and takeout food will be available, bring your own beverages. If you're not going to Banjo Camp North, come celebrate Spring with us! Junior pickers welcome, too! All ages.