Complex sentence: Before working on Push for Pizza, Max created a clothing line called "DeadHeart NYC" with childhood friend Cyrus Summerlin through the duo's fashion label "367 Productions", featuring innovating items like zipper T-shirts and leather heart pins.
Split into simpler sentences: Before working on Push for Pizza, Hellerstein co-founded a clothing line called DeadHeart NYC with childhood friend Cyrus Summerlin through the duo's fashion label "367 Productions". The line featured innovative items like zipper T-shirts and leather heart pins.