▁off ▁the ▁stage . ▁ ▁At ▁larger ▁convent ions , ▁the ▁audience ▁can ▁come ▁and ▁go ▁as ▁they ▁like , ▁with ▁a ▁show ▁con cluding ▁when ▁the ▁audience ▁shr inks ▁to ▁a ▁small ▁enough ▁size . ▁O ften ▁a ▁ren eg ade ▁show ▁con cludes ▁when ▁the ▁alco hol ▁supply ▁runs ▁out . ▁ ▁Design ed ▁to ▁show case ▁the ▁pol ished ▁material ▁of ▁new ▁perform ers ▁and ▁the ▁un pol ished ▁material ▁of ▁experienced ▁perform ers , ▁a ▁ren eg ade ▁show ▁is ▁an ▁ideal ▁ven ue ▁to ▁try ▁out ▁new ▁work , ▁new ▁ideas , ▁bad ▁ideas , ▁un fin ished ▁or ▁half - th ought - through ▁ideas , ▁just ▁to ▁improv ise ▁or ▁to ▁do ▁' s at ire ' ▁or ▁make ▁par od ies ▁of ▁performances ▁seen ▁on ▁the ▁main ▁stages ▁at ▁the ▁convention . ▁People ▁come ▁and ▁sign - up ▁to ▁perform ▁on ▁an ▁ad - h oc ▁basis ▁( or ▁even ▁just ▁jump ▁onto ▁the ▁stage ▁when ▁there ' s ▁no ▁one ▁ready ▁to ▁perform ). ▁Sometimes ▁the ▁music ▁is ▁provided ▁( random ly ) ▁by ▁the ▁sound ▁techn ician ; ▁sometimes ▁the ▁perform er ▁has ▁some ▁music ▁to ▁work ▁with ; ▁and ▁sometimes ▁perform ers ▁perform ▁acts ▁that ▁don ' t ▁incorpor ate ▁any ▁kind ▁of ▁jug g ling ▁at ▁all ▁( such ▁as ▁comedy , ▁music , ▁dance , ▁bur les que , ▁etc .). ▁ ▁History ▁ ▁The ▁orig ins ▁of ▁the ▁ren eg ade ▁show : ▁a ▁small ▁group ▁of ▁jug gl