That's Xman's new phrase, whenever he sees boys playing baseball, or a table full of percussion instruments/accessories at the library.
He's full-on daredevil these days. Yesterday he found an empty laundry basket, dragged it to the top of the stairs, climbed in and ALMOST commenced bobsledding down to Grandma Rose's living room.
Part Jane Goodall, part Mary Poppins, part Miss Hannigan. Not a significant source of Martha Stewart.