1017 Brick Squad Artist :: Joshua Howard Luellen (born February 2, 1989), known professionally as Southside, 808 or Young Sizzle, is signed to 1017 Brick Squad Records and gained recognition in the hip hop industry for producing songs for prominent artists in hip hop.

In 2010, 1017 Brick Squad Artist :: Southside and Lex Luger, established their record production and songwriting team 808 Mafia. The basis for his stage name came from the place from where Luellen grew up, Southside, Atlanta.