but could not bring himself to wear a tie or to button up the collar of his shirt. Beit HaNassi, the residency of the Israeli President (credit: PRESIDENTIAL SPOKESPERSON OFFICE) HOW OFTEN ...

John Minihan//Getty Images Andy Warhol: tie-wearer. Then business casual came along and messed everything up. Polos replaced button-front shirts at the office and collar-wear lost serious ground.

While getting decked out for a black ... wedding reception, say), you can feel confident to mix things up while staying roughly within the bounds of the traditional jacket, shirt, and tie.

Duchess Sophie stepped out in a black faux fur jacket that proved outerwear can be every bit as glamorous as your evening dresses ...

You may not need to wear a tie to your office, a wedding, or a job interview ... well-tailored worsted wool suit and a crisp white button-up look nattier than a well-dimpled four-in-hand.

Donatella Versace wore an Atelier Versace gown covered in approximately 1,500 Swarovski crystals to a formal black-tie dinner ...

Getty Later, the poster received the official wedding invitation via email, which noted that the affair was a black-tie event and would ... Never miss a story — sign up for PEOPLE's free daily ...