Vogue Etiquette: Brooklyn Beckham and Ruthie Rogers on How--And How Not--To Act at a Holiday Party

Vogue's Oh, Behave! is a new monthly column in which experts sound off on the ever-evolving social etiquette of today. For the first entry, chef Ruthie Rogers of London's the River Café and foodie Brooklyn Beckham share their tips for navigating hosting and being a guest ahead of the holidays.