Johnson Barnes III, better known by his stage name Blu, is an American rapper and record producer from Los Angeles, California. He performs as one half of the duo Blu & Exile, which was formed in 2007 and whom released their debut studio album, Below the Heavens in July of that year. He is also the forefront member of the California-based collective, Dirty Science. He is recognized for his collaborative albums with record producers Mainframe, Ta'Raach, Bombay, Damu the Fudgemunk, Madlib, Nottz, and Union Analogtronics.

Santiago Leyva, known by his stage name Fashawn, is an American hip hop recording artist from Fresno, California. He first gained major attention after releasing his debut album Boy Meets World in 2009, which was produced entirely by Exile. The album received critical acclaim and landed him on the cover of XXL Magazine's Top 10 Freshmen issue in 2010. Since then, Fashawn has collaborated with other artists and producers such as Nas, J. Cole, Wiz Khalifa, Evidence, Murs, Aloe Blacc, Blu, Big Mike, Brother Ali, The Alchemist, and 9th Wonder. In 2014, Fashawn performed the entrance theme to WBO welterweight champion Timothy Bradley's rematch against Manny Pacquiao.