YEAT The colloquial greeting is distinctly Newburyport, uttered by this seaport's citizens to acknowledge one another in passing or to seek out fellow locals in far-flung places. Individuals featured in Legendary Locals of Newburyport extend to readers a congenial "Yeat " William Lloyd Garrison, native son and leading abolitionist; "Lord" Timothy Dexter, who staged his own mock funeral; Harry O'Connor, founder of the World's Shortest St. Patrick's Day Parade; James Stehlin, celebrated Newburyport High School football coach; Rhina Espaillat, award-winning poet and founder of Powwow River Poets; Richard Simkins, owner of the legendary Grog restaurant-tavern; Sue Little, owner of Jabberwocky Bookshop; Tom Maginnis, drummer for the post-punk band Buffalo Tom; Mickey, feral cat mascot for the Merrimack River Feline Rescue Society, and 1st Lt. Derek Hines, who gave his life while serving his country in Afghanistan, are among the legendary locals--native born and transplants--who have left their imprint, or paw print, upon the Port.