This week: Actor James McAvoy (of this week’s new “X Men” blockbuster, and the art-house drama “Filth”) flies the Scottish flag… Writer-director Jon Favreau cooks up a new film… Emma Straub on why vacation with the ‘rents isn’t all that bad… Indie pop duo Sylvan Esso score your next brat barbecue… The one time when you WANT food to stain your clothes (It’s art!)… Globetrotting comedy writer Kristin Newman does etiquette, for all nations… A drink for America’s first speeding ticket victim…And more.