▁ ▁Green baum ▁co - f ounded ▁the ▁Harvard ▁College ▁Stand - Up ▁Com ic ▁Society . ▁ ▁Career ▁Green baum ▁has ▁performed ▁at ▁many ▁of ▁the ▁leading ▁comedy ▁clubs ▁throughout ▁the ▁world ▁including ▁Carol ines ▁on ▁Broadway , ▁Goth am ▁Com edy ▁Club , ▁Com ix ▁NY , ▁Com ic ▁St rip ▁Live , ▁and ▁the ▁L augh ▁Factory , ▁and ▁is ▁a ▁regular ▁at ▁the ▁Com edy ▁Cell ar . ▁ ▁He ▁continues ▁to ▁perform ▁in ▁more ▁than ▁ 6 0 0 ▁shows ▁a ▁year , ▁making ▁him ▁one ▁of ▁the ▁most ▁in - dem and ▁stand - up ▁com ed ians ▁currently ▁working ▁in ▁New ▁York ▁City , ▁and ▁leading ▁the ▁New ▁York ▁Daily ▁News ▁to ▁refer ▁to ▁him ▁as ▁" the ▁hard est - working ▁man ▁in ▁comedy ." ▁ ▁Television ▁In ▁ 2 0 1 3 , ▁Green baum ▁was ▁the ▁warm - up ▁com ed ian ▁for ▁the ▁first ▁season ▁of ▁K atie , ▁K atie ▁Cour ic ' s ▁talk ▁show ▁on ▁ABC , ▁and ▁a ▁producer ▁on ▁Prim etime : ▁Would ▁You ▁Fall ▁for ▁That ? ▁on ▁ABC . ▁ ▁He ▁was ▁also ▁featured ▁in ▁the ▁first ▁season ▁of ▁Goth am ▁Com edy ▁Live ▁on ▁A X S . TV ▁and ▁in ▁the ▁special ▁Goth am ▁Com edy ▁Live ▁episode , ▁" Best ▁of ▁Season ▁ 4 : ▁New ▁York , ▁the ▁City ▁that ▁Never ▁Ble eps ". ▁ ▁In ▁ 2 0 1 4 , ▁Green baum ▁was ▁a ▁special ▁guest ▁on ▁Bra in