The vintage lover will immediately realise how crucial it is to elicit this square with a tie or bow tie in a complementary colour. Light blue or green tie or bow tie works, and add a glamourous suit in navy blue or dark green. Close your eyes and you might be able to imagine an 19th centrury barn dressed up in wedding attire before you, with "fairy lights" dangling down soft acoustic music playing in the background and all your loved ones there waiting for you.