Jack Brown, better known by his stage name Wildchild, is a rapper and member of the Lootpack. He has released two solo albums. The first, Secondary Protocol, released on Stones Throw Records, featured contributions from Oh NO, Percee P, Medaphoar, Planet Asia, Aceyalone, and Phil da Agony, and was produced mainly by Madlib. His second album Jack of All Trades, on Fat Beats, features Prince Po, Special Ed, Souls of Mischief, Georgia Anne Muldrow and production by Madlib and Black Milk.
He has collaborated with Spanish MCs, for example Tr3s Monos or El puto D.
He was a vocalist for electronic musician BT's song "Kimosabe" in 2003.
He appeared on Dabrye's album Two/Three, Jazz Liberatorz' Fruit of the Past, and MF DOOM and Madlib's Madvillainy.
His son Miles Brown, aka Baby Boogaloo achieved widespread fame as a hip hop dancer after appearing on The Ellen DeGeneres Show aged four, and then on America's Got Talent in 2011 as part of the duo Future Funk.
The song Hands Up appeared as the music on one of the Adult Swim promos of Fullmetal Alchemist.