. ▁ ▁Du ets ▁and ▁their ▁accomp any ing ▁video ▁packets ▁and ▁crit iques ▁typically ▁take ▁up ▁the ▁majority ▁of ▁an ▁episode ▁but ▁are ▁often ▁supp lement ed ▁by ▁sol os , ▁group ▁numbers , ▁and ▁occasionally ▁guest ▁dance ▁or ▁musical ▁performances . ▁▁▁ ▁In ▁season ▁ 1 , ▁each ▁week ▁of ▁the ▁competition ▁featured ▁a ▁single ▁episode , ▁with ▁d anc ers ' ▁elimin ations ▁pre - record ed ▁the ▁week ▁they ▁occurred ▁and ▁then ▁broadcast ▁at ▁the ▁beginning ▁of ▁the ▁next ▁week ' s ▁episode . ▁In ▁seasons ▁ 2 - 8 , ▁the ▁show ' s ▁week ly ▁format ▁was ▁split ▁between ▁two ▁episodes , ▁a ▁performance ▁episode , ▁as ▁described ▁above , ▁and ▁a ▁results ▁show ▁which ▁revealed ▁the ▁outcome ▁of ▁the ▁at - home - v iewer ▁voting ▁following ▁the ▁performance ▁show ▁of ▁the ▁same ▁week . ▁ ▁More ▁recent ▁seasons ▁have ▁returned ▁to ▁a ▁one - show - per - week ▁format , ▁but ▁with ▁each ▁week ' s ▁episode ▁typically ▁reflect ing ▁the ▁results ▁of ▁voting ▁for ▁the ▁previous ▁week ' s ▁performances , ▁with ▁these ▁results ▁revealed ▁at ▁the ▁end ▁of ▁the ▁following ▁week ' s ▁performances . ▁Depending ▁on ▁the ▁stage ▁of ▁the ▁competition , ▁each ▁week ▁may ▁feature ▁elimin ations ▁which ▁are ▁based ▁entirely ▁on ▁an ▁at - home ▁vie wer ▁vote , ▁or ▁the ▁vote ▁may ▁simply ▁create ▁a ▁group ▁of ▁bottom ▁d anc ers ▁from ▁which ▁the ▁show ' s ▁jud ges ▁will ▁select ▁the ▁final ▁elimin ations . ▁ ▁V