The Constitution reads, “If two famous men are deemed to look alike, they must percussively battle.†As a result, now that they’ve met their goal of raising $300,00 for the charity Cancer for College, Red Hot Chili Peppers drummer Chad Smith and Will Ferrell, dressing exactly alike, actually had a drum-off last night on The Tonight Show. Watch the showdown and the interview before below, in which Ferrell played Smith and vice versa. Not to spoil anything, but it ended exactly how you’d hope, and the winner got a giant golden cowbell.