▁Hall alu " ▁(" Th ese ▁Cand les ") ▁is ▁their ▁bl u egr ass - in sp ired ▁rend ition ▁of ▁the ▁h ymn ▁tradition ally ▁s ung ▁after ▁light ing ▁the ▁Han uk k ah ▁cand les . ▁ ▁Music ▁style ▁While ▁performing ▁a ▁range ▁of ▁musical ▁styles , ▁the ▁Mac c abe ats ' ▁performance ▁is ▁strictly ▁vocal . ▁M embers ▁do ▁beat box ing ▁to ▁im itate ▁synth es izer , ▁drums , ▁and ▁other ▁instruments . ▁ ▁Person nel ▁Found ing ▁member ▁Julian ▁( Ch a im ) ▁Hor ow itz ▁is ▁The ▁Mac c abe ats ' ▁musical ▁director ▁and ▁manager . ▁The ▁group ▁was ▁initially ▁composed ▁of ▁under grad uate ▁students , ▁but ▁by ▁ 2 0 1 2 ▁all ▁members ▁were ▁in ▁gradu ate ▁school , ▁most ▁of ▁them ▁purs uing ▁studies ▁in ▁fields ▁other ▁than ▁music . ▁M embers ▁have ▁continued ▁with ▁the ▁group ▁after ▁entering ▁a ▁profession , ▁marry ing , ▁and ▁moving ▁out ▁of ▁New ▁York . ▁While ▁all ▁the ▁members ▁practice ▁together ▁week ly , ▁only ▁half ▁the ▁group ▁travel s ▁to ▁live ▁performances , ▁as ▁their ▁music ▁is ▁arranged ▁in ▁seven - ▁and ▁eight - part ▁harm ony . ▁ ▁Music ▁video ▁director ▁Uri ▁West rich ▁is ▁a ▁Yes h iva ▁University ▁gradu ate . ▁Following ▁the ▁success ▁of ▁his ▁ 2 0 1 0 ▁video ▁for ▁" C and le light ", ▁he ▁left ▁medical ▁school ▁to ▁purs ue ▁a ▁career ▁in ▁film making . ▁He ▁has ▁directed ▁all