The Ying Yang Twins are an Atlanta-based American hip hop duo consisting of Kaine and D-Roc . The group debuted in 2000 and rose to mainstream popularity in 2003 collaborating with Lil Jon in his single "Get Low". In 2004 and 2005, Ying Yang Twins became more popular with party singles "Salt Shaker", "What's Happnin", "Shake", and "Badd". They have received notoriety for their song "Halftime " which is played at New Orleans Saints homegames after most touchdowns.