B.Y.O.B.
B.Y.O.B. opens Mezmerize and is SOAD's most complete single statement — five minutes that contain every element of the band's vocabulary simultaneously: the opening thrash blast, Malakian's rhythmically relentless guitar, Tankian's full vocal range from aggressive rap-shouting to melodic falsetto, the mid-section's melodic Armenian-influenced passage, and the closing anthemic singalong chorus. No other SOAD track compresses the full band identity into a single piece as completely or as effectively.
The song won the Grammy Award for Best Hard Rock Performance in 2006 and remains the most-played SOAD track. Its opening — an explosion of sound after a single kick drum — is one of the most recognisable first seconds in alternative metal.
B.Y.O.B. stands for "Bring Your Own Bombs" — a direct anti-war song addressing the class dynamics of military service. The central argument: wars are declared by political and economic elites who do not fight them, and are fought by working-class people who have limited options. "Why don't presidents fight the war? / Why do they always send the poor?" is the clearest statement. The "bring your own bombs" of the title is an ironic challenge: if you want war, come fight it yourself. Written in the context of the Iraq War but applicable to any conflict managed by people who bear none of its cost.