On: December 14, 2019, 9 a.m. At: Atwood Museum 347 Stage Harbor Road Chatham, MA 02633 Saturday, December 14, will be filled with Holiday Magic. From 9 a.m. – 11 a.m., families can have “Grub with the Grinch” with the Grinch himself. There will be holiday and Grinch themed breakfast foods served. The Grinch will even sit down to read a story to all of his guests. Admission is $16 for both adults and children.