Since last September, poet Nada Gordon has been hosting readings at Berl's on the first Friday of every month under the moniker "Two Heads Presents." The series features two readers, artists or performers with a shared creative history -- sometimes as collaborators or even partners in marriage -- presenting work together and sparking off each other. The night has included art, music, theatrical performance, and more. Always, Nada opens the night with playing the same musical introduction, a master class in joyous (self) collaboration that transcends the erotic, the romantic or the competitive: