Stephan Moccio (born October 20, 1972) is a Grammy and Academy Award nominated composer, producer, pianist, arranger, conductor and recording artist. He co-wrote and co-produced the two end credit songs for Fifty Shades of Grey and the Fifty Shades of Grey (soundtrack) - Earned It (The Weeknd) and I Know You (Skylar Grey). He also co-wrote Miley Cyrus' single Wrecking Ball from her 2013 studio album Bangerz. He co-wrote Celine Dion's hit "A New Day Has Come" with Aldo Nova, which reached and held the number one spot on the Billboard AC Chart for a record breaking 21 weeks. For the Vancouver 2010 Winter Olympics, Moccio co-wrote the theme song “I Believe” performed by Nikki Yanofsky. He has collaborated with artists such as Seal, The Weeknd, Ellie Goulding, Shaffer "Ne-Yo" Smith, Sarah Brightman, Josh Groban, John Legend, BeBe Winans, Gladys Knight, Skylar Grey, Randy Jackson, DJ Khalil, Carole Bayer Sager, JC Chasez, Fergie, Kardinal Offishall, BC Jean, Planet VI, Boi-1da, as a songwriter, musician and producer. Moccio was one of the three judges on Canada's Got Talent, alongside comedian Martin Short.