Nathan "Happy" Perez is an American record producer, audio engineer, songwriter, and multi-instrumentalist.
He was first credited on Young Bleed's debut album All I Have in This World, Are... My Balls and My Word in 1998.
He has since been credited on releases for Halsey, Chris Brown, Miley Cyrus, Kehlani, the Kid Laroi, Ludacris, Flo Rida, Mariah Carey, G-Eazy, and Juice Wrld.
Perez has worked extensively with R&B singer Miguel, producing his 2010 sleeper hit "Sure Thing".
In 2018, he became acquainted with fellow producer Benny Blanco and co-produced his 2018 single "Eastside", as well as a number of his productions since then.