The Ying Yang Twins are an American hip hop duo consisting of Kaine (born Eric Jackson on December 16, 1978) and D-Roc (born Deongelo/D'Angelo Holmes on February 23, 1979). Despite the name, the duo are not twins, brothers or related in any way.

They debuted in 2000 and rose to mainstream popularity in 2003 collaborating with Britney Spears on her album In the Zone and with Lil Jon on "Get Low". In 2004 and 2005, the Ying Yang Twins became more popular with party singles "Salt Shaker", "Wait (The Whisper Song)", "Shake" and "Badd". They have received notoriety for their song "Halftime (featuring Homebwoi)" which is played at New Orleans Saints homegames after most touchdowns. In 2008, the hip hop duo released The Official Work mixtape. In 2009, they followed with their Ying Yang Forever mixtape. Just three months later, the duo released Legendary Status: Ying Yang Twins Greatest Hits. In 2013, the Ying Yang Twins released the Ass in Session and Twurk or Die mixtapes.