Here’s hoping you’ve done all your shopping and you’re set to have a rockin’ Thanksgiving. We’re off till Monday, barring any breaking news – oh, and whether you’re cooking at home or feasting at a local restaurant, you might want to check back with us after the big meal for some expert advice on how to shed the pounds you’re certain to pack on. Amy Chaplin, an East Villager and a former Angelica Kitchen chef who helped Natalie Portman stay slim during “Black Swan,” will be here to help. Till then, throw caution to the wind and enjoy the holiday.