▁Arts , ▁Springer ▁began ▁his ▁career ▁in ▁animation ▁working ▁for ▁Sp ü mc ø . ▁He ▁was ▁best ▁known ▁for ▁creating ▁pil ots ▁at ▁Cart oon ▁Network ▁Studios ▁that ▁were ▁never ▁picked ▁up ▁as ▁full ▁series , ▁but ▁have ▁developed ▁cult ▁follow ings . ▁His ▁most ▁recogn izable ▁pilot ▁was ▁K org oth ▁of ▁Bar bar ia ▁for ▁Ad ult ▁Sw im ▁in ▁ 2 0 0 6 , ▁which ▁was ▁originally ▁picked ▁up ▁for ▁a ▁full ▁series , ▁because ▁of ▁its ▁critical ▁and ▁commercial ▁success ▁with ▁gar ner ing ▁high ▁ratings . ▁Later ▁events , ▁including ▁a ▁formal ▁pet ition ▁to ▁rev ive ▁the ▁show , ▁would ▁indicate ▁that ▁it ▁was ▁dropped ▁before ▁production ▁began , ▁due ▁to ▁high ▁production ▁costs . ▁Springer ▁also ▁created ▁Per iw ink le ▁Ar ound ▁the ▁World ▁back ▁in ▁ 2 0 0 4 ▁for ▁Cart oon ▁Network , ▁that ▁was ▁divided ▁into ▁five ▁separate ▁two - min ute ▁short s , ▁produced ▁and ▁directed ▁by ▁Gen nd y ▁T art akov sky . ▁Ref using ▁to ▁pick ▁it ▁up ▁as ▁a ▁full ▁series , ▁Cart oon ▁Network ▁instead ▁was ▁going ▁to ▁release ▁five ▁short s ▁from ▁the ▁pilot ▁as ▁mobile ▁phone ▁content , ▁but ▁ended ▁up ▁putting ▁them ▁in ▁their ▁Sunday ▁P ants ▁anth ology ▁series ▁in ▁ 2 0 0 5 . ▁Springer ' s ▁last ▁pilot ▁for ▁Cart oon ▁Network ▁was ▁B alo ob alo ob ' s ▁Fun ▁Park ▁in ▁ 2 0 0 9 , ▁which ▁was ▁produced ▁as ▁part ▁of