Atlanta's party rap duo Ying Yang Twins scored a hit with the single"Whistle While You Twurk," which received nationwide airplay on urbanand crossover radio stations. Their full-length debut album, ThugWalkin', appeared later in 2000. Alley...Return of the Ying Yang Twinsfrom 2002 sold well down South but it was the duo's 2003 team-up withLil Jon -- "the king of crunk" -- that brought them nationwide success.The party anthem "Salt Shaker" was a massive club and radio hit andsoon had the TVT label chasing the duo to sign. They did, and theirfirst album for the label, Me & My Brother, yielded two more crunkhits -- "What's Happnin!" and "Naggin'." The same year the duo appearedon Britney Spears' album In the Zone and her television special of thesame name. In 2004, TVT released the remix-filled My Brother & Mewith a bonus DVD of the group's videos. USA (United State of Atlanta)appeared in the summer of 2005 as its single "Wait (The Whisper Song)"was dominating urban radio. ~ Heather Phares, All Music Guide