Shake Shack Spirit Day for Harrington PTA

Please join us for a Harrington PTA Spirit Night at Shake Shack at Park & Preston! Monday, March 30, 2026 10 a.m. - 11 p.m. 5009 W. Park Blvd in Plano (On the northwest corner of Park & Preston) Mention Donation Day at the register or drive-thru, or use promo code DONATE on the Shack App, web, or kiosk at checkout, and Shake Shack will donate 25% of your total meal purchase to Harrington PTA! Please tell your friends!