A snow day turned into a "bro day" for Jimmy Fallon and Justin Timberlake on Jimmy Fallon's ... velvet tuxedos — and breaking out some dance moves in some nifty neon snowsuits.

Nothing is going to stop Justin Timberlake and Jimmy Fallon from bro-ing out this holiday ... the pair show off their dance moves, chuck conspicuously solid snowballs at each other, and steer ...