Sure, everyone's sporting an ironic and hideous Christmas sweater or vest these days, so you'll need to step up your game. You'll need a sweater suit.
We all know someone—usually just one person—who will buy this kind of thing.
Wearing it will be hilariously fun the first time, and then the law of diminishing returns will kick in and the suit will be worn to three, four parties tops before permanent exile to the owner's closet, next to the Handerpants. These suits are the Cards Against Humanity of men's clothing.