T-Pain 's music genre was R & B .
By 1999 , more 2000s styled glam started coming in , along with dirty south and crunk , with artists such as Mannie Fresh , Cam'ron , Lil Jon , Ludacris , Three 6 Mafia , Ying Yang Twins , Neptunes , Timbaland and Jay-Z.Auto-Tune became popular by mid 2007 , with r & b artist T-Pain starting the craze .
2000s in music