Rock Mafia is an American record production team, consisting of Tim James and Antonina Armato who have been active since the early 2000s. They have written and produced 38 top ten singles, and have sold over 50 million records worldwide. They have worked with artists such as Eminem, Marshmello, Quavo, Diplo, Illenium, Zedd, Gwen Stefani, Young Thug, Tiesto, No Doubt, Wyclef Jean, Green Day, Mariah Carey, Justin Bieber, Hoku, Flo Rida, Ellie Goulding, Aura Dione, Tokio Hotel, Bebe Rexha and Armin van Buuren. In the 2000s, they worked extensively with Disney stars signed to Hollywood Records, mainly Miley Cyrus, Vanessa Hudgens, Demi Lovato, and Selena Gomez. Aside from their production work, the duo have released one mixtape and a string of singles, most notably "The Big Bang" and "Morning Sun" featuring Miley Cyrus.