0 0 3 ▁after ▁the ▁release ▁of ▁their ▁single ▁" S ex erc ise ". ▁ ▁A ▁collaboration ▁with ▁vocal ist ▁Jean ie ▁T racy , ▁" Part y ▁People " ▁became ▁their ▁first ▁number - one ▁hit ▁on ▁the ▁U . S . ▁Hot ▁Dance ▁Club ▁Play ▁chart ▁in ▁early ▁ 2 0 0 7 . ▁ ▁See ▁also ▁List ▁of ▁number - one ▁dance ▁hits ▁( Un ited ▁States ) ▁List ▁of ▁artists ▁who ▁reached ▁number ▁one ▁on ▁the ▁US ▁Dance ▁chart ▁ ▁External ▁links ▁ ▁Sound cloud ▁ ▁Official ▁fan page ▁ ▁References ▁ ▁Category : B raz ilian ▁dance ▁music ▁groups ▁Category : B raz ilian ▁electronic ▁music ▁groups ▁Category : E lect ron ic ▁music ▁du os ▁Category : H ouse ▁music ▁groups ▁Category : Cl ub ▁DJ s ▁Category : Mus ical ▁groups ▁established ▁in ▁ 2 0 0 1 ▁Category : 2 0 0 1 ▁establish ments ▁in ▁Brazil <0x0A> </s> ▁Gr imp ote uth is ▁bo yle i ▁is ▁a ▁species ▁of ▁oct opus ▁known ▁from ▁only ▁ten ▁individuals . ▁ ▁Description ▁It ▁is ▁large , ▁reaching ▁a ▁total ▁length ▁of ▁ 4 7 0 ▁mill im eters ▁( 1 8 . 5 ▁inches ). ▁Like ▁all ▁cir r ates , ▁it ▁has ▁a ▁web ▁over ▁its ▁arms ▁and ▁cir ri ▁between ▁its ▁su ck ers , ▁as ▁well ▁as ▁fins ▁for ▁sw imming ▁and ▁a ▁hard ▁shell ▁inside ▁its ▁mant le . ▁G . ▁bo yle i ▁has ▁a ▁shell ▁sh aped ▁like ▁a