Did screenwriter Danny Rubin know what he was doing when he invented Groundhog Day? Or was he merely “the luckiest blind centerfielder ever to catch a fly ball out of the sun.”? In How to Write Groundhog Day the popular Harvard lecturer takes you on an entertaining tour of his most famous screenplay, revealing the creative impulses and Hollywood pressures that together forged one of the most delightful and profoundly affecting comedies of all time. From Pre-Hog through Hog to Post-Hog, How To Write Groundhog Day is the only book to give you the Whole Hog.