How to Tie a Bow Tie. Whether you're wearing a tuxedo at a wedding or singing in a barbershop quartet, you need to know how to tie a bow tie. It's not something most of us do very often, but luckily, if you can tie your shoes, you can tie.
Men's Solid Casual Blazer,Cotton Long Sleeve Blue / Pink / Gray
Plaid Wool Jacket, Polka Dot Scarf (This is most probably too preppy for John, but I could see elements of it working for him. The vest and scarf and instead of the blazer take that pattern and put it on the pants.
Wear a light blue dress shirt and black chinos if you're going for a neat, stylish look. Black Tie — Light Blue Dress Shirt — Brown V-neck Sweater — Dark Brown Leather Bomber Jacket — Dark Brown Leather Belt — Black Chinos