Is everything goes black an idiom?

What is the correct pronoun for the sentence if anybody wants to go to that new restaurant they must make reservations a month in advance? How do you say goodbye and see you in a few weeks in french? How you finish a letter written to a Lady? What is the difference between formal and informal table setting? What is the meaning of the name Margret? If you invite someone to dinner for your birthday who pays? Why can't guys wear skirts? How do you use the word cortege in a sentence? What do you call a person who is scared of germs? What are ducks the item of clothing Maugham refers to? How can modest be used in a sentence? What does mrs gref stand for? What does the idiom take down a peg mean? Do guests give gifts at kurdish wedding? What is 'everyday' in French? What is the usual length of the size 10 evening dress? Who said the quote''i desire that you would remember the ladies''? Do you use an apostrophe with the word guests? Is it appropriate to wear black velvet dress to a formal affair this time a year? Is comma necessary after regards?