Nicholas Michael Furlong, better known by his professional alias RAS, is a multi-platinum American singer, songwriter, record producer, and vocal producer. He is known for his work with high-profile artists, including Jordin Sparks, Leona Lewis, Big Time Rush, Colbie Caillat, The Wanted, Jay Sean, various members of N'Sync, various members of the Backstreet Boys, Mario, Eva Simons, and Leon Thomas. 曾发行专辑《Push Push (Explicit)》等。