A tuxedo converter that includes at least one lapel-cover and further includes a front face and a back face operable to demountably dispose around a lapel body using a fixative. The tuxedo converter also includes at least one button converter. In accordance with the present invention, it also includes a method to convert a suit jacket into a tuxedo look-alike jacket; the method includes the step of using at least one lapel-cover operable to demountably dispose around a lapel body using a fixative. As an alternative, the method may further include the step of using at least one button-converter operable to demountably dispose around a button using an elastic band.